13619980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61909}}^1$

素因数の和:61929

約数の個数: 24

約数和(自身を含む): 31202640

約数和(自身を除く): 17582660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 61909, 123818, 247636, 309545, 619090, 680999, 1238180, 1361998, 2723996, 3404995, 6809990, 13619980]

約数ペア:

[(1, 13619980), (2, 6809990), (4, 3404995), (5, 2723996), (10, 1361998), (11, 1238180), (20, 680999), (22, 619090), (44, 309545), (55, 247636), (110, 123818), (220, 61909)]