20106394595

素因数分解:

$5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{893419}}^1$

素因数の和:894074

約数の個数: 16

約数和(自身を含む): 27617399040

約数和(自身を除く): 7511004445

約数列:

[1, 5, 7, 35, 643, 3215, 4501, 22505, 893419, 4467095, 6253933, 31269665, 574468417, 2872342085, 4021278919, 20106394595]

約数ペア:

[(1, 20106394595), (5, 4021278919), (7, 2872342085), (35, 574468417), (643, 31269665), (3215, 6253933), (4501, 4467095), (22505, 893419)]