19721035786

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{6637}}^1\times {\mathrm{9839}}^1$

素因数の和:16629

約数の個数: 16

約数和(自身を含む): 29784971520

約数和(自身を除く): 10063935734

約数列:

[1, 2, 151, 302, 6637, 9839, 13274, 19678, 1002187, 1485689, 2004374, 2971378, 65301443, 130602886, 9860517893, 19721035786]

約数ペア:

[(1, 19721035786), (2, 9860517893), (151, 130602886), (302, 65301443), (6637, 2971378), (9839, 2004374), (13274, 1485689), (19678, 1002187)]