18098420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29191}}^1$

素因数の和:29231

約数の個数: 24

約数和(自身を含む): 39234048

約数和(自身を除く): 21135628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29191, 58382, 116764, 145955, 291910, 583820, 904921, 1809842, 3619684, 4524605, 9049210, 18098420]

約数ペア:

[(1, 18098420), (2, 9049210), (4, 4524605), (5, 3619684), (10, 1809842), (20, 904921), (31, 583820), (62, 291910), (124, 145955), (155, 116764), (310, 58382), (620, 29191)]