20324848

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30983}}^1$

素因数の和:31032

約数の個数: 20

約数和(自身を含む): 40341168

約数和(自身を除く): 20016320

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30983, 61966, 123932, 247864, 495728, 1270303, 2540606, 5081212, 10162424, 20324848]

約数ペア:

[(1, 20324848), (2, 10162424), (4, 5081212), (8, 2540606), (16, 1270303), (41, 495728), (82, 247864), (164, 123932), (328, 61966), (656, 30983)]