20785464

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 67392000

約数和(自身を除く): 46606536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 59, 63, 72, 84, 108, 118, 126, 168, 177, 189, 216, 233, 236, 252, 354, 378, 413, 466, 472, 504, 531, 699, 708, 756, 826, 932, 1062, 1239, 1398, 1416, 1512, 1593, 1631, 1652, 1864, 2097, 2124, 2478, 2796, 3186, 3262, 3304, 3717, 4194, 4248, 4893, 4956, 5592, 6291, 6372, 6524, 7434, 8388, 9786, 9912, 11151, 12582, 12744, 13048, 13747, 14679, 14868, 16776, 19572, 22302, 25164, 27494, 29358, 29736, 39144, 41241, 44037, 44604, 50328, 54988, 58716, 82482, 88074, 89208, 96229, 109976, 117432, 123723, 164964, 176148, 192458, 247446, 288687, 329928, 352296, 371169, 384916, 494892, 577374, 742338, 769832, 866061, 989784, 1154748, 1484676, 1732122, 2309496, 2598183, 2969352, 3464244, 5196366, 6928488, 10392732, 20785464]

約数ペア:

[(1, 20785464), (2, 10392732), (3, 6928488), (4, 5196366), (6, 3464244), (7, 2969352), (8, 2598183), (9, 2309496), (12, 1732122), (14, 1484676), (18, 1154748), (21, 989784), (24, 866061), (27, 769832), (28, 742338), (36, 577374), (42, 494892), (54, 384916), (56, 371169), (59, 352296), (63, 329928), (72, 288687), (84, 247446), (108, 192458), (118, 176148), (126, 164964), (168, 123723), (177, 117432), (189, 109976), (216, 96229), (233, 89208), (236, 88074), (252, 82482), (354, 58716), (378, 54988), (413, 50328), (466, 44604), (472, 44037), (504, 41241), (531, 39144), (699, 29736), (708, 29358), (756, 27494), (826, 25164), (932, 22302), (1062, 19572), (1239, 16776), (1398, 14868), (1416, 14679), (1512, 13747), (1593, 13048), (1631, 12744), (1652, 12582), (1864, 11151), (2097, 9912), (2124, 9786), (2478, 8388), (2796, 7434), (3186, 6524), (3262, 6372), (3304, 6291), (3717, 5592), (4194, 4956), (4248, 4893)]