2017802421

素因数分解:

$3^4\times {\mathrm{1907}}^1\times {\mathrm{13063}}^1$

素因数の和:14982

約数の個数: 20

約数和(自身を含む): 3016059552

約数和(自身を除く): 998257131

約数列:

[1, 3, 9, 27, 81, 1907, 5721, 13063, 17163, 39189, 51489, 117567, 154467, 352701, 1058103, 24911141, 74733423, 224200269, 672600807, 2017802421]

約数ペア:

[(1, 2017802421), (3, 672600807), (9, 224200269), (27, 74733423), (81, 24911141), (1907, 1058103), (5721, 352701), (13063, 154467), (17163, 117567), (39189, 51489)]