20128609918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{529700261}}^1$

素因数の和:529700282

約数の個数: 8

約数和(自身を含む): 31782015720

約数和(自身を除く): 11653405802

約数列:

[1, 2, 19, 38, 529700261, 1059400522, 10064304959, 20128609918]

約数ペア:

[(1, 20128609918), (2, 10064304959), (19, 1059400522), (38, 529700261)]