20346123

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 32088720

約数和(自身を除く): 11742597

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2269, 2989, 6807, 8967, 15883, 47649, 111181, 138409, 333543, 415227, 968863, 2906589, 6782041, 20346123]

約数ペア:

[(1, 20346123), (3, 6782041), (7, 2906589), (21, 968863), (49, 415227), (61, 333543), (147, 138409), (183, 111181), (427, 47649), (1281, 15883), (2269, 8967), (2989, 6807)]