31988272

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{20611}}^1$

素因数の和:20716

約数の個数: 20

約数和(自身を含む): 62619256

約数和(自身を除く): 30630984

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 20611, 41222, 82444, 164888, 329776, 1999267, 3998534, 7997068, 15994136, 31988272]

約数ペア:

[(1, 31988272), (2, 15994136), (4, 7997068), (8, 3998534), (16, 1999267), (97, 329776), (194, 164888), (388, 82444), (776, 41222), (1552, 20611)]