20115907965

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3262921}}^1$

素因数の和:3263069

約数の個数: 24

約数和(自身を含む): 35122092408

約数和(自身を除く): 15006184443

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 3262921, 9788763, 16314605, 29366289, 48943815, 146831445, 447020177, 1341060531, 2235100885, 4023181593, 6705302655, 20115907965]

約数ペア:

[(1, 20115907965), (3, 6705302655), (5, 4023181593), (9, 2235100885), (15, 1341060531), (45, 447020177), (137, 146831445), (411, 48943815), (685, 29366289), (1233, 16314605), (2055, 9788763), (6165, 3262921)]