20394192

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:90

約数の個数: 240

約数和(自身を含む): 71245440

約数和(自身を除く): 50851248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 29, 39, 42, 46, 48, 49, 52, 56, 58, 69, 78, 84, 87, 91, 92, 98, 104, 112, 116, 138, 147, 156, 161, 168, 174, 182, 184, 196, 203, 208, 232, 273, 276, 294, 299, 312, 322, 336, 348, 364, 368, 377, 392, 406, 464, 483, 546, 552, 588, 598, 609, 624, 637, 644, 667, 696, 728, 754, 784, 812, 897, 966, 1092, 1104, 1127, 1131, 1176, 1196, 1218, 1274, 1288, 1334, 1392, 1421, 1456, 1508, 1624, 1794, 1911, 1932, 2001, 2093, 2184, 2254, 2262, 2352, 2392, 2436, 2548, 2576, 2639, 2668, 2842, 3016, 3248, 3381, 3588, 3822, 3864, 4002, 4186, 4263, 4368, 4508, 4524, 4669, 4784, 4872, 5096, 5278, 5336, 5684, 6032, 6279, 6762, 7176, 7644, 7728, 7917, 8004, 8372, 8526, 8671, 9016, 9048, 9338, 9744, 10192, 10556, 10672, 11368, 12558, 13524, 14007, 14352, 14651, 15288, 15834, 16008, 16744, 17052, 17342, 18032, 18096, 18473, 18676, 21112, 22736, 25116, 26013, 27048, 28014, 29302, 30576, 31668, 32016, 32683, 33488, 34104, 34684, 36946, 37352, 42224, 43953, 50232, 52026, 54096, 55419, 56028, 58604, 60697, 63336, 65366, 68208, 69368, 73892, 74704, 87906, 98049, 100464, 104052, 110838, 112056, 117208, 121394, 126672, 130732, 138736, 147784, 175812, 182091, 196098, 208104, 221676, 224112, 234416, 242788, 261464, 295568, 351624, 364182, 392196, 416208, 424879, 443352, 485576, 522928, 703248, 728364, 784392, 849758, 886704, 971152, 1274637, 1456728, 1568784, 1699516, 2549274, 2913456, 3399032, 5098548, 6798064, 10197096, 20394192]

約数ペア:

[(1, 20394192), (2, 10197096), (3, 6798064), (4, 5098548), (6, 3399032), (7, 2913456), (8, 2549274), (12, 1699516), (13, 1568784), (14, 1456728), (16, 1274637), (21, 971152), (23, 886704), (24, 849758), (26, 784392), (28, 728364), (29, 703248), (39, 522928), (42, 485576), (46, 443352), (48, 424879), (49, 416208), (52, 392196), (56, 364182), (58, 351624), (69, 295568), (78, 261464), (84, 242788), (87, 234416), (91, 224112), (92, 221676), (98, 208104), (104, 196098), (112, 182091), (116, 175812), (138, 147784), (147, 138736), (156, 130732), (161, 126672), (168, 121394), (174, 117208), (182, 112056), (184, 110838), (196, 104052), (203, 100464), (208, 98049), (232, 87906), (273, 74704), (276, 73892), (294, 69368), (299, 68208), (312, 65366), (322, 63336), (336, 60697), (348, 58604), (364, 56028), (368, 55419), (377, 54096), (392, 52026), (406, 50232), (464, 43953), (483, 42224), (546, 37352), (552, 36946), (588, 34684), (598, 34104), (609, 33488), (624, 32683), (637, 32016), (644, 31668), (667, 30576), (696, 29302), (728, 28014), (754, 27048), (784, 26013), (812, 25116), (897, 22736), (966, 21112), (1092, 18676), (1104, 18473), (1127, 18096), (1131, 18032), (1176, 17342), (1196, 17052), (1218, 16744), (1274, 16008), (1288, 15834), (1334, 15288), (1392, 14651), (1421, 14352), (1456, 14007), (1508, 13524), (1624, 12558), (1794, 11368), (1911, 10672), (1932, 10556), (2001, 10192), (2093, 9744), (2184, 9338), (2254, 9048), (2262, 9016), (2352, 8671), (2392, 8526), (2436, 8372), (2548, 8004), (2576, 7917), (2639, 7728), (2668, 7644), (2842, 7176), (3016, 6762), (3248, 6279), (3381, 6032), (3588, 5684), (3822, 5336), (3864, 5278), (4002, 5096), (4186, 4872), (4263, 4784), (4368, 4669), (4508, 4524)]