20228089

素因数分解:

$7^1\times {\mathrm{31}}^3\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 16

約数和(自身を含む): 24134656

約数和(自身を除く): 3906567

約数列:

[1, 7, 31, 97, 217, 679, 961, 3007, 6727, 21049, 29791, 93217, 208537, 652519, 2889727, 20228089]

約数ペア:

[(1, 20228089), (7, 2889727), (31, 652519), (97, 208537), (217, 93217), (679, 29791), (961, 21049), (3007, 6727)]