19800911015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4405097}}^1$

素因数の和:4405162

約数の個数: 16

約数和(自身を含む): 25373364480

約数和(自身を除く): 5572453465

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 4405097, 22025485, 127747813, 136558007, 638739065, 682790035, 3960182203, 19800911015]

約数ペア:

[(1, 19800911015), (5, 3960182203), (29, 682790035), (31, 638739065), (145, 136558007), (155, 127747813), (899, 22025485), (4495, 4405097)]