18218301

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 24718848

約数和(自身を除く): 6500547

約数列:

[1, 3, 131, 151, 307, 393, 453, 921, 19781, 40217, 46357, 59343, 120651, 139071, 6072767, 18218301]

約数ペア:

[(1, 18218301), (3, 6072767), (131, 139071), (151, 120651), (307, 59343), (393, 46357), (453, 40217), (921, 19781)]