18909604

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14369}}^1$

素因数の和:14427

約数の個数: 24

約数和(自身を含む): 38626560

約数和(自身を除く): 19716956

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14369, 28738, 57476, 100583, 201166, 402332, 675343, 1350686, 2701372, 4727401, 9454802, 18909604]

約数ペア:

[(1, 18909604), (2, 9454802), (4, 4727401), (7, 2701372), (14, 1350686), (28, 675343), (47, 402332), (94, 201166), (188, 100583), (329, 57476), (658, 28738), (1316, 14369)]