2018587781

素因数分解:

$7^2\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{1831}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 2380867200

約数和(自身を除く): 362279419

約数列:

[1, 7, 49, 149, 151, 1043, 1057, 1831, 7301, 7399, 12817, 22499, 89719, 157493, 272819, 276481, 1102451, 1909733, 1935367, 13368131, 13547569, 41195669, 288369683, 2018587781]

約数ペア:

[(1, 2018587781), (7, 288369683), (49, 41195669), (149, 13547569), (151, 13368131), (1043, 1935367), (1057, 1909733), (1831, 1102451), (7301, 276481), (7399, 272819), (12817, 157493), (22499, 89719)]