20123202045

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28543549}}^1$

素因数の和:28543604

約数の個数: 16

約数和(自身を含む): 32882169600

約数和(自身を除く): 12758967555

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28543549, 85630647, 142717745, 428153235, 1341546803, 4024640409, 6707734015, 20123202045]

約数ペア:

[(1, 20123202045), (3, 6707734015), (5, 4024640409), (15, 1341546803), (47, 428153235), (141, 142717745), (235, 85630647), (705, 28543549)]