87021968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{494443}}^1$

素因数の和:494462

約数の個数: 20

約数和(自身を含む): 183933168

約数和(自身を除く): 96911200

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 494443, 988886, 1977772, 3955544, 5438873, 7911088, 10877746, 21755492, 43510984, 87021968]

約数ペア:

[(1, 87021968), (2, 43510984), (4, 21755492), (8, 10877746), (11, 7911088), (16, 5438873), (22, 3955544), (44, 1977772), (88, 988886), (176, 494443)]