18996870445

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1\times {\mathrm{9283}}^1$

素因数の和:10345

約数の個数: 32

約数和(自身を含む): 26524016640

約数和(自身を除く): 7527146195

約数列:

[1, 5, 7, 35, 59, 295, 413, 991, 2065, 4955, 6937, 9283, 34685, 46415, 58469, 64981, 292345, 324905, 409283, 547697, 2046415, 2738485, 3833879, 9199453, 19169395, 45997265, 64396171, 321980855, 542767727, 2713838635, 3799374089, 18996870445]

約数ペア:

[(1, 18996870445), (5, 3799374089), (7, 2713838635), (35, 542767727), (59, 321980855), (295, 64396171), (413, 45997265), (991, 19169395), (2065, 9199453), (4955, 3833879), (6937, 2738485), (9283, 2046415), (34685, 547697), (46415, 409283), (58469, 324905), (64981, 292345)]