18686030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15443}}^1$

素因数の和:15472

約数の個数: 24

約数和(自身を含む): 36972936

約数和(自身を除く): 18286906

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 15443, 30886, 77215, 154430, 169873, 339746, 849365, 1698730, 1868603, 3737206, 9343015, 18686030]

約数ペア:

[(1, 18686030), (2, 9343015), (5, 3737206), (10, 1868603), (11, 1698730), (22, 849365), (55, 339746), (110, 169873), (121, 154430), (242, 77215), (605, 30886), (1210, 15443)]