338912834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{20147}}^1$

素因数の和:20809

約数の個数: 16

約数和(自身を含む): 548347968

約数和(自身を除く): 209435134

約数列:

[1, 2, 13, 26, 647, 1294, 8411, 16822, 20147, 40294, 261911, 523822, 13035109, 26070218, 169456417, 338912834]

約数ペア:

[(1, 338912834), (2, 169456417), (13, 26070218), (26, 13035109), (647, 523822), (1294, 261911), (8411, 40294), (16822, 20147)]