20074789

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{619}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 23748480

約数和(自身を除く): 3673691

約数列:

[1, 7, 41, 113, 287, 619, 791, 4333, 4633, 25379, 32431, 69947, 177653, 489629, 2867827, 20074789]

約数ペア:

[(1, 20074789), (7, 2867827), (41, 489629), (113, 177653), (287, 69947), (619, 32431), (791, 25379), (4333, 4633)]