20512400276

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{2953}}^1\times {\mathrm{25919}}^1$

素因数の和:28943

約数の個数: 24

約数和(自身を含む): 36446215680

約数和(自身を除く): 15933815404

約数列:

[1, 2, 4, 67, 134, 268, 2953, 5906, 11812, 25919, 51838, 103676, 197851, 395702, 791404, 1736573, 3473146, 6946292, 76538807, 153077614, 306155228, 5128100069, 10256200138, 20512400276]

約数ペア:

[(1, 20512400276), (2, 10256200138), (4, 5128100069), (67, 306155228), (134, 153077614), (268, 76538807), (2953, 6946292), (5906, 3473146), (11812, 1736573), (25919, 791404), (51838, 395702), (103676, 197851)]