20222783

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{397}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 24453120

約数和(自身を除く): 4230337

約数列:

[1, 7, 19, 133, 383, 397, 2681, 2779, 7277, 7543, 50939, 52801, 152051, 1064357, 2888969, 20222783]

約数ペア:

[(1, 20222783), (7, 2888969), (19, 1064357), (133, 152051), (383, 52801), (397, 50939), (2681, 7543), (2779, 7277)]