20506298116

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{443}}^1\times {\mathrm{130027}}^1$

素因数の和:130563

約数の個数: 24

約数和(自身を含む): 36371432160

約数和(自身を除く): 15865134044

約数列:

[1, 2, 4, 89, 178, 356, 443, 886, 1772, 39427, 78854, 130027, 157708, 260054, 520108, 11572403, 23144806, 46289612, 57601961, 115203922, 230407844, 5126574529, 10253149058, 20506298116]

約数ペア:

[(1, 20506298116), (2, 10253149058), (4, 5126574529), (89, 230407844), (178, 115203922), (356, 57601961), (443, 46289612), (886, 23144806), (1772, 11572403), (39427, 520108), (78854, 260054), (130027, 157708)]