20182318

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 36

約数和(自身を含む): 34428888

約数和(自身を除く): 14246570

約数列:

[1, 2, 13, 26, 29, 58, 71, 142, 169, 338, 377, 754, 841, 923, 1682, 1846, 2059, 4118, 4901, 9802, 10933, 11999, 21866, 23998, 26767, 53534, 59711, 119422, 142129, 284258, 347971, 695942, 776243, 1552486, 10091159, 20182318]

約数ペア:

[(1, 20182318), (2, 10091159), (13, 1552486), (26, 776243), (29, 695942), (58, 347971), (71, 284258), (142, 142129), (169, 119422), (338, 59711), (377, 53534), (754, 26767), (841, 23998), (923, 21866), (1682, 11999), (1846, 10933), (2059, 9802), (4118, 4901)]