20210875779

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{757}}^1\times {\mathrm{773}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 28020409920

約数和(自身を除く): 7809534141

約数列:

[1, 3, 29, 87, 397, 757, 773, 1191, 2271, 2319, 11513, 21953, 22417, 34539, 65859, 67251, 300529, 306881, 585161, 901587, 920643, 1755483, 8715341, 8899549, 16969669, 26146023, 26698647, 50909007, 232308917, 696926751, 6736958593, 20210875779]

約数ペア:

[(1, 20210875779), (3, 6736958593), (29, 696926751), (87, 232308917), (397, 50909007), (757, 26698647), (773, 26146023), (1191, 16969669), (2271, 8899549), (2319, 8715341), (11513, 1755483), (21953, 920643), (22417, 901587), (34539, 585161), (65859, 306881), (67251, 300529)]