20184847623

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{106661}}^1$

素因数の和:106876

約数の個数: 32

約数和(自身を含む): 30786919680

約数和(自身を除く): 10602072057

約数列:

[1, 3, 9, 27, 43, 129, 163, 387, 489, 1161, 1467, 4401, 7009, 21027, 63081, 106661, 189243, 319983, 959949, 2879847, 4586423, 13759269, 17385743, 41277807, 52157229, 123833421, 156471687, 469415061, 747586949, 2242760847, 6728282541, 20184847623]

約数ペア:

[(1, 20184847623), (3, 6728282541), (9, 2242760847), (27, 747586949), (43, 469415061), (129, 156471687), (163, 123833421), (387, 52157229), (489, 41277807), (1161, 17385743), (1467, 13759269), (4401, 4586423), (7009, 2879847), (21027, 959949), (63081, 319983), (106661, 189243)]