20175792

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 66662400

約数和(自身を除く): 46486608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 78, 84, 91, 93, 104, 112, 124, 149, 156, 168, 182, 186, 208, 217, 248, 273, 298, 312, 336, 364, 372, 403, 434, 447, 496, 546, 596, 624, 651, 728, 744, 806, 868, 894, 1043, 1092, 1192, 1209, 1302, 1456, 1488, 1612, 1736, 1788, 1937, 2086, 2184, 2384, 2418, 2604, 2821, 3129, 3224, 3472, 3576, 3874, 4172, 4368, 4619, 4836, 5208, 5642, 5811, 6258, 6448, 7152, 7748, 8344, 8463, 9238, 9672, 10416, 11284, 11622, 12516, 13559, 13857, 15496, 16688, 16926, 18476, 19344, 22568, 23244, 25032, 27118, 27714, 30992, 32333, 33852, 36952, 40677, 45136, 46488, 50064, 54236, 55428, 60047, 64666, 67704, 73904, 81354, 92976, 96999, 108472, 110856, 120094, 129332, 135408, 162708, 180141, 193998, 216944, 221712, 240188, 258664, 325416, 360282, 387996, 420329, 480376, 517328, 650832, 720564, 775992, 840658, 960752, 1260987, 1441128, 1551984, 1681316, 2521974, 2882256, 3362632, 5043948, 6725264, 10087896, 20175792]

約数ペア:

[(1, 20175792), (2, 10087896), (3, 6725264), (4, 5043948), (6, 3362632), (7, 2882256), (8, 2521974), (12, 1681316), (13, 1551984), (14, 1441128), (16, 1260987), (21, 960752), (24, 840658), (26, 775992), (28, 720564), (31, 650832), (39, 517328), (42, 480376), (48, 420329), (52, 387996), (56, 360282), (62, 325416), (78, 258664), (84, 240188), (91, 221712), (93, 216944), (104, 193998), (112, 180141), (124, 162708), (149, 135408), (156, 129332), (168, 120094), (182, 110856), (186, 108472), (208, 96999), (217, 92976), (248, 81354), (273, 73904), (298, 67704), (312, 64666), (336, 60047), (364, 55428), (372, 54236), (403, 50064), (434, 46488), (447, 45136), (496, 40677), (546, 36952), (596, 33852), (624, 32333), (651, 30992), (728, 27714), (744, 27118), (806, 25032), (868, 23244), (894, 22568), (1043, 19344), (1092, 18476), (1192, 16926), (1209, 16688), (1302, 15496), (1456, 13857), (1488, 13559), (1612, 12516), (1736, 11622), (1788, 11284), (1937, 10416), (2086, 9672), (2184, 9238), (2384, 8463), (2418, 8344), (2604, 7748), (2821, 7152), (3129, 6448), (3224, 6258), (3472, 5811), (3576, 5642), (3874, 5208), (4172, 4836), (4368, 4619)]