20192949

素因数分解:

$3^3\times 7^2\times {\mathrm{15263}}^1$

素因数の和:15286

約数の個数: 24

約数和(自身を含む): 34801920

約数和(自身を除く): 14608971

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15263, 45789, 106841, 137367, 320523, 412101, 747887, 961569, 2243661, 2884707, 6730983, 20192949]

約数ペア:

[(1, 20192949), (3, 6730983), (7, 2884707), (9, 2243661), (21, 961569), (27, 747887), (49, 412101), (63, 320523), (147, 137367), (189, 106841), (441, 45789), (1323, 15263)]