207988274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{19949}}^1$

素因数の和:20365

約数の個数: 16

約数和(自身を含む): 336835800

約数和(自身を除く): 128847526

約数列:

[1, 2, 13, 26, 401, 802, 5213, 10426, 19949, 39898, 259337, 518674, 7999549, 15999098, 103994137, 207988274]

約数ペア:

[(1, 207988274), (2, 103994137), (13, 15999098), (26, 7999549), (401, 518674), (802, 259337), (5213, 39898), (10426, 19949)]