18657214

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 24

約数和(自身を含む): 29575728

約数和(自身を除く): 10918514

約数列:

[1, 2, 41, 47, 82, 94, 103, 206, 1927, 2209, 3854, 4223, 4418, 4841, 8446, 9682, 90569, 181138, 198481, 227527, 396962, 455054, 9328607, 18657214]

約数ペア:

[(1, 18657214), (2, 9328607), (41, 455054), (47, 396962), (82, 227527), (94, 198481), (103, 181138), (206, 90569), (1927, 9682), (2209, 8446), (3854, 4841), (4223, 4418)]