18881614

素因数分解:

$2^1\times {\mathrm{137}}^2\times {\mathrm{503}}^1$

素因数の和:779

約数の個数: 12

約数和(自身を含む): 28587384

約数和(自身を除く): 9705770

約数列:

[1, 2, 137, 274, 503, 1006, 18769, 37538, 68911, 137822, 9440807, 18881614]

約数ペア:

[(1, 18881614), (2, 9440807), (137, 137822), (274, 68911), (503, 37538), (1006, 18769)]