91888990

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{20107}}^1$

素因数の和:20571

約数の個数: 16

約数和(自身を含む): 165770352

約数和(自身を除く): 73881362

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4570, 20107, 40214, 100535, 201070, 9188899, 18377798, 45944495, 91888990]

約数ペア:

[(1, 91888990), (2, 45944495), (5, 18377798), (10, 9188899), (457, 201070), (914, 100535), (2285, 40214), (4570, 20107)]