20185106

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{821}}^1$

素因数の和:1489

約数の個数: 16

約数和(自身を含む): 31959360

約数和(自身を除く): 11774254

約数列:

[1, 2, 19, 38, 647, 821, 1294, 1642, 12293, 15599, 24586, 31198, 531187, 1062374, 10092553, 20185106]

約数ペア:

[(1, 20185106), (2, 10092553), (19, 1062374), (38, 531187), (647, 31198), (821, 24586), (1294, 15599), (1642, 12293)]