18633980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{12763}}^1$

素因数の和:12845

約数の個数: 24

約数和(自身を含む): 39670512

約数和(自身を除く): 21036532

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 12763, 25526, 51052, 63815, 127630, 255260, 931699, 1863398, 3726796, 4658495, 9316990, 18633980]

約数ペア:

[(1, 18633980), (2, 9316990), (4, 4658495), (5, 3726796), (10, 1863398), (20, 931699), (73, 255260), (146, 127630), (292, 63815), (365, 51052), (730, 25526), (1460, 12763)]