18444265

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 26355456

約数和(自身を除く): 7911191

約数列:

[1, 5, 7, 35, 53, 61, 163, 265, 305, 371, 427, 815, 1141, 1855, 2135, 3233, 5705, 8639, 9943, 16165, 22631, 43195, 49715, 60473, 69601, 113155, 302365, 348005, 526979, 2634895, 3688853, 18444265]

約数ペア:

[(1, 18444265), (5, 3688853), (7, 2634895), (35, 526979), (53, 348005), (61, 302365), (163, 113155), (265, 69601), (305, 60473), (371, 49715), (427, 43195), (815, 22631), (1141, 16165), (1855, 9943), (2135, 8639), (3233, 5705)]