20122088847

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1\times {\mathrm{9433}}^1$

素因数の和:10247

約数の個数: 32

約数和(自身を含む): 30908500992

約数和(自身を除く): 10786412145

約数列:

[1, 3, 7, 21, 157, 471, 647, 1099, 1941, 3297, 4529, 9433, 13587, 28299, 66031, 101579, 198093, 304737, 711053, 1480981, 2133159, 4442943, 6103151, 10366867, 18309453, 31100601, 42722057, 128166171, 958194707, 2874584121, 6707362949, 20122088847]

約数ペア:

[(1, 20122088847), (3, 6707362949), (7, 2874584121), (21, 958194707), (157, 128166171), (471, 42722057), (647, 31100601), (1099, 18309453), (1941, 10366867), (3297, 6103151), (4529, 4442943), (9433, 2133159), (13587, 1480981), (28299, 711053), (66031, 304737), (101579, 198093)]