20403900316

素因数分解:

$2^2\times {\mathrm{431}}^1\times {\mathrm{2659}}^1\times {\mathrm{4451}}^1$

素因数の和:7545

約数の個数: 24

約数和(自身を含む): 35811175680

約数和(自身を除く): 15407275364

約数列:

[1, 2, 4, 431, 862, 1724, 2659, 4451, 5318, 8902, 10636, 17804, 1146029, 1918381, 2292058, 3836762, 4584116, 7673524, 11835209, 23670418, 47340836, 5100975079, 10201950158, 20403900316]

約数ペア:

[(1, 20403900316), (2, 10201950158), (4, 5100975079), (431, 47340836), (862, 23670418), (1724, 11835209), (2659, 7673524), (4451, 4584116), (5318, 3836762), (8902, 2292058), (10636, 1918381), (17804, 1146029)]