11918180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9769}}^1$

素因数の和:9839

約数の個数: 24

約数和(自身を含む): 25441080

約数和(自身を除く): 13522900

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 9769, 19538, 39076, 48845, 97690, 195380, 595909, 1191818, 2383636, 2979545, 5959090, 11918180]

約数ペア:

[(1, 11918180), (2, 5959090), (4, 2979545), (5, 2383636), (10, 1191818), (20, 595909), (61, 195380), (122, 97690), (244, 48845), (305, 39076), (610, 19538), (1220, 9769)]