19805736

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 51163200

約数和(自身を除く): 31357464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 109, 113, 134, 201, 218, 226, 268, 327, 339, 402, 436, 452, 536, 654, 678, 804, 872, 904, 1308, 1356, 1608, 2616, 2712, 7303, 7571, 12317, 14606, 15142, 21909, 22713, 24634, 29212, 30284, 36951, 43818, 45426, 49268, 58424, 60568, 73902, 87636, 90852, 98536, 147804, 175272, 181704, 295608, 825239, 1650478, 2475717, 3300956, 4951434, 6601912, 9902868, 19805736]

約数ペア:

[(1, 19805736), (2, 9902868), (3, 6601912), (4, 4951434), (6, 3300956), (8, 2475717), (12, 1650478), (24, 825239), (67, 295608), (109, 181704), (113, 175272), (134, 147804), (201, 98536), (218, 90852), (226, 87636), (268, 73902), (327, 60568), (339, 58424), (402, 49268), (436, 45426), (452, 43818), (536, 36951), (654, 30284), (678, 29212), (804, 24634), (872, 22713), (904, 21909), (1308, 15142), (1356, 14606), (1608, 12317), (2616, 7571), (2712, 7303)]