18300568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 42729120

約数和(自身を除く): 24428552

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 941, 1144, 1496, 1768, 1882, 2431, 3764, 4862, 7528, 9724, 10351, 12233, 15997, 19448, 20702, 24466, 31994, 41404, 48932, 63988, 82808, 97864, 127976, 134563, 175967, 207961, 269126, 351934, 415922, 538252, 703868, 831844, 1076504, 1407736, 1663688, 2287571, 4575142, 9150284, 18300568]

約数ペア:

[(1, 18300568), (2, 9150284), (4, 4575142), (8, 2287571), (11, 1663688), (13, 1407736), (17, 1076504), (22, 831844), (26, 703868), (34, 538252), (44, 415922), (52, 351934), (68, 269126), (88, 207961), (104, 175967), (136, 134563), (143, 127976), (187, 97864), (221, 82808), (286, 63988), (374, 48932), (442, 41404), (572, 31994), (748, 24466), (884, 20702), (941, 19448), (1144, 15997), (1496, 12233), (1768, 10351), (1882, 9724), (2431, 7528), (3764, 4862)]