30128878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{31319}}^1$

素因数の和:31371

約数の個数: 16

約数和(自身を含む): 49986720

約数和(自身を除く): 19857842

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 31319, 62638, 407147, 814294, 1158803, 2317606, 15064439, 30128878]

約数ペア:

[(1, 30128878), (2, 15064439), (13, 2317606), (26, 1158803), (37, 814294), (74, 407147), (481, 62638), (962, 31319)]