220890238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{18691}}^1$

素因数の和:19023

約数の個数: 16

約数和(自身を含む): 349914240

約数和(自身を除く): 129024002

約数列:

[1, 2, 19, 38, 311, 622, 5909, 11818, 18691, 37382, 355129, 710258, 5812901, 11625802, 110445119, 220890238]

約数ペア:

[(1, 220890238), (2, 110445119), (19, 11625802), (38, 5812901), (311, 710258), (622, 355129), (5909, 37382), (11818, 18691)]