20122081385

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30258769}}^1$

素因数の和:30258800

約数の個数: 16

約数和(自身を含む): 29048419200

約数和(自身を除く): 8926337815

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30258769, 151293845, 211811383, 574916611, 1059056915, 2874583055, 4024416277, 20122081385]

約数ペア:

[(1, 20122081385), (5, 4024416277), (7, 2874583055), (19, 1059056915), (35, 574916611), (95, 211811383), (133, 151293845), (665, 30258769)]