20808764

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 37149840

約数和(自身を除く): 16341076

約数列:

[1, 2, 4, 83, 166, 233, 269, 332, 466, 538, 932, 1076, 19339, 22327, 38678, 44654, 62677, 77356, 89308, 125354, 250708, 5202191, 10404382, 20808764]

約数ペア:

[(1, 20808764), (2, 10404382), (4, 5202191), (83, 250708), (166, 125354), (233, 89308), (269, 77356), (332, 62677), (466, 44654), (538, 38678), (932, 22327), (1076, 19339)]