220702928

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{372809}}^1$

素因数の和:372854

約数の個数: 20

約数和(自身を含む): 439170180

約数和(自身を除く): 218467252

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 372809, 745618, 1491236, 2982472, 5964944, 13793933, 27587866, 55175732, 110351464, 220702928]

約数ペア:

[(1, 220702928), (2, 110351464), (4, 55175732), (8, 27587866), (16, 13793933), (37, 5964944), (74, 2982472), (148, 1491236), (296, 745618), (592, 372809)]