20085723

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1511}}^1$

素因数の和:1735

約数の個数: 24

約数和(自身を含む): 33336576

約数和(自身を除く): 13250853

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1511, 1899, 4431, 4533, 10577, 13293, 13599, 31731, 95193, 318821, 956463, 2231747, 2869389, 6695241, 20085723]

約数ペア:

[(1, 20085723), (3, 6695241), (7, 2869389), (9, 2231747), (21, 956463), (63, 318821), (211, 95193), (633, 31731), (1477, 13599), (1511, 13293), (1899, 10577), (4431, 4533)]