18373916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1021}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 35197680

約数和(自身を除く): 16823764

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1021, 1636, 2042, 4084, 4499, 8998, 11231, 17996, 22462, 44924, 417589, 835178, 1670356, 4593479, 9186958, 18373916]

約数ペア:

[(1, 18373916), (2, 9186958), (4, 4593479), (11, 1670356), (22, 835178), (44, 417589), (409, 44924), (818, 22462), (1021, 17996), (1636, 11231), (2042, 8998), (4084, 4499)]