18561179905

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{660893}}^1$

素因数の和:661076

約数の個数: 16

約数和(自身を含む): 22983249744

約数和(自身を除く): 4422069839

約数列:

[1, 5, 41, 137, 205, 685, 5617, 28085, 660893, 3304465, 27096613, 90542341, 135483065, 452711705, 3712235981, 18561179905]

約数ペア:

[(1, 18561179905), (5, 3712235981), (41, 452711705), (137, 135483065), (205, 90542341), (685, 27096613), (5617, 3304465), (28085, 660893)]