20195576205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1403933}}^1$

素因数の和:1404085

約数の個数: 32

約数和(自身を含む): 37198635264

約数和(自身を除く): 17003059059

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 2055, 2877, 4795, 14385, 1403933, 4211799, 7019665, 9827531, 21058995, 29482593, 49137655, 147412965, 192338821, 577016463, 961694105, 1346371747, 2885082315, 4039115241, 6731858735, 20195576205]

約数ペア:

[(1, 20195576205), (3, 6731858735), (5, 4039115241), (7, 2885082315), (15, 1346371747), (21, 961694105), (35, 577016463), (105, 192338821), (137, 147412965), (411, 49137655), (685, 29482593), (959, 21058995), (2055, 9827531), (2877, 7019665), (4795, 4211799), (14385, 1403933)]