20015268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18329}}^1$

素因数の和:18356

約数の個数: 48

約数和(自身を含む): 57482880

約数和(自身を除く): 37467612

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18329, 36658, 54987, 73316, 109974, 128303, 219948, 238277, 256606, 384909, 476554, 513212, 714831, 769818, 953108, 1429662, 1539636, 1667939, 2859324, 3335878, 5003817, 6671756, 10007634, 20015268]

約数ペア:

[(1, 20015268), (2, 10007634), (3, 6671756), (4, 5003817), (6, 3335878), (7, 2859324), (12, 1667939), (13, 1539636), (14, 1429662), (21, 953108), (26, 769818), (28, 714831), (39, 513212), (42, 476554), (52, 384909), (78, 256606), (84, 238277), (91, 219948), (156, 128303), (182, 109974), (273, 73316), (364, 54987), (546, 36658), (1092, 18329)]