19422050

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5471}}^1$

素因数の和:5554

約数の個数: 24

約数和(自身を含む): 36640512

約数和(自身を除く): 17218462

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5471, 10942, 27355, 54710, 136775, 273550, 388441, 776882, 1942205, 3884410, 9711025, 19422050]

約数ペア:

[(1, 19422050), (2, 9711025), (5, 3884410), (10, 1942205), (25, 776882), (50, 388441), (71, 273550), (142, 136775), (355, 54710), (710, 27355), (1775, 10942), (3550, 5471)]