20695405

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 25380864

約数和(自身を除く): 4685459

約数列:

[1, 5, 101, 107, 383, 505, 535, 1915, 10807, 38683, 40981, 54035, 193415, 204905, 4139081, 20695405]

約数ペア:

[(1, 20695405), (5, 4139081), (101, 204905), (107, 193415), (383, 54035), (505, 40981), (535, 38683), (1915, 10807)]