20634957

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19267}}^1$

素因数の和:19297

約数の個数: 24

約数和(自身を含む): 36069696

約数和(自身を除く): 15434739

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 19267, 57801, 134869, 173403, 327539, 404607, 982617, 1213821, 2292773, 2947851, 6878319, 20634957]

約数ペア:

[(1, 20634957), (3, 6878319), (7, 2947851), (9, 2292773), (17, 1213821), (21, 982617), (51, 404607), (63, 327539), (119, 173403), (153, 134869), (357, 57801), (1071, 19267)]