20199132010

素因数分解:

$2^1\times 5^1\times {\mathrm{16427}}^1\times {\mathrm{122963}}^1$

素因数の和:139397

約数の個数: 16

約数和(自身を含む): 36360946656

約数和(自身を除く): 16161814646

約数列:

[1, 2, 5, 10, 16427, 32854, 82135, 122963, 164270, 245926, 614815, 1229630, 2019913201, 4039826402, 10099566005, 20199132010]

約数ペア:

[(1, 20199132010), (2, 10099566005), (5, 4039826402), (10, 2019913201), (16427, 1229630), (32854, 614815), (82135, 245926), (122963, 164270)]