18112490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14969}}^1$

素因数の和:14998

約数の個数: 24

約数和(自身を含む): 35838180

約数和(自身を除く): 17725690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 14969, 29938, 74845, 149690, 164659, 329318, 823295, 1646590, 1811249, 3622498, 9056245, 18112490]

約数ペア:

[(1, 18112490), (2, 9056245), (5, 3622498), (10, 1811249), (11, 1646590), (22, 823295), (55, 329318), (110, 164659), (121, 149690), (242, 74845), (605, 29938), (1210, 14969)]