51698138

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{1999}}^1$

素因数の和:2261

約数の個数: 16

約数和(自身を含む): 79152000

約数和(自身を除く): 27453862

約数列:

[1, 2, 67, 134, 193, 386, 1999, 3998, 12931, 25862, 133933, 267866, 385807, 771614, 25849069, 51698138]

約数ペア:

[(1, 51698138), (2, 25849069), (67, 771614), (134, 385807), (193, 267866), (386, 133933), (1999, 25862), (3998, 12931)]