15697510930

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19870267}}^1$

素因数の和:19870353

約数の個数: 16

約数和(自身を含む): 28613185920

約数和(自身を除く): 12915674990

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 19870267, 39740534, 99351335, 198702670, 1569751093, 3139502186, 7848755465, 15697510930]

約数ペア:

[(1, 15697510930), (2, 7848755465), (5, 3139502186), (10, 1569751093), (79, 198702670), (158, 99351335), (395, 39740534), (790, 19870267)]