19492138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12511}}^1$

素因数の和:12573

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 12038102

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 12511, 25022, 237709, 475418, 512951, 1025902, 9746069, 19492138]

約数ペア:

[(1, 19492138), (2, 9746069), (19, 1025902), (38, 512951), (41, 475418), (82, 237709), (779, 25022), (1558, 12511)]