81130416

素因数分解:

$2^4\times 3^1\times {\mathrm{1690217}}^1$

素因数の和:1690228

約数の個数: 20

約数和(自身を含む): 209587032

約数和(自身を除く): 128456616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1690217, 3380434, 5070651, 6760868, 10141302, 13521736, 20282604, 27043472, 40565208, 81130416]

約数ペア:

[(1, 81130416), (2, 40565208), (3, 27043472), (4, 20282604), (6, 13521736), (8, 10141302), (12, 6760868), (16, 5070651), (24, 3380434), (48, 1690217)]