389315510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{18133}}^1$

素因数の和:18272

約数の個数: 32

約数和(自身を含む): 744219360

約数和(自身を除く): 354903850

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 565, 1130, 2147, 4294, 10735, 18133, 21470, 36266, 90665, 181330, 344527, 689054, 1722635, 2049029, 3445270, 4098058, 10245145, 20490290, 38931551, 77863102, 194657755, 389315510]

約数ペア:

[(1, 389315510), (2, 194657755), (5, 77863102), (10, 38931551), (19, 20490290), (38, 10245145), (95, 4098058), (113, 3445270), (190, 2049029), (226, 1722635), (565, 689054), (1130, 344527), (2147, 181330), (4294, 90665), (10735, 36266), (18133, 21470)]