20161697976

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{1637}}^1\times {\mathrm{3491}}^1$

素因数の和:5154

約数の個数: 144

約数和(自身を含む): 63576644040

約数和(自身を除く): 43414946064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1637, 1764, 3274, 3491, 3528, 4911, 6548, 6982, 9822, 10473, 11459, 13096, 13964, 14733, 19644, 20946, 22918, 24437, 27928, 29466, 31419, 34377, 39288, 41892, 45836, 48874, 58932, 62838, 68754, 73311, 80213, 83784, 91672, 97748, 103131, 117864, 125676, 137508, 146622, 160426, 171059, 195496, 206262, 219933, 240639, 251352, 275016, 293244, 320852, 342118, 412524, 439866, 481278, 513177, 586488, 641704, 684236, 721917, 825048, 879732, 962556, 1026354, 1368472, 1443834, 1539531, 1759464, 1925112, 2052708, 2887668, 3079062, 4105416, 5714767, 5775336, 6158124, 11429534, 12316248, 17144301, 22859068, 34288602, 40003369, 45718136, 51432903, 68577204, 80006738, 102865806, 120010107, 137154408, 160013476, 205731612, 240020214, 280023583, 320026952, 360030321, 411463224, 480040428, 560047166, 720060642, 840070749, 960080856, 1120094332, 1440121284, 1680141498, 2240188664, 2520212247, 2880242568, 3360282996, 5040424494, 6720565992, 10080848988, 20161697976]

約数ペア:

[(1, 20161697976), (2, 10080848988), (3, 6720565992), (4, 5040424494), (6, 3360282996), (7, 2880242568), (8, 2520212247), (9, 2240188664), (12, 1680141498), (14, 1440121284), (18, 1120094332), (21, 960080856), (24, 840070749), (28, 720060642), (36, 560047166), (42, 480040428), (49, 411463224), (56, 360030321), (63, 320026952), (72, 280023583), (84, 240020214), (98, 205731612), (126, 160013476), (147, 137154408), (168, 120010107), (196, 102865806), (252, 80006738), (294, 68577204), (392, 51432903), (441, 45718136), (504, 40003369), (588, 34288602), (882, 22859068), (1176, 17144301), (1637, 12316248), (1764, 11429534), (3274, 6158124), (3491, 5775336), (3528, 5714767), (4911, 4105416), (6548, 3079062), (6982, 2887668), (9822, 2052708), (10473, 1925112), (11459, 1759464), (13096, 1539531), (13964, 1443834), (14733, 1368472), (19644, 1026354), (20946, 962556), (22918, 879732), (24437, 825048), (27928, 721917), (29466, 684236), (31419, 641704), (34377, 586488), (39288, 513177), (41892, 481278), (45836, 439866), (48874, 412524), (58932, 342118), (62838, 320852), (68754, 293244), (73311, 275016), (80213, 251352), (83784, 240639), (91672, 219933), (97748, 206262), (103131, 195496), (117864, 171059), (125676, 160426), (137508, 146622)]