20218453941

素因数分解:

$3^1\times 7^2\times {\mathrm{859}}^1\times {\mathrm{160117}}^1$

素因数の和:160993

約数の個数: 24

約数和(自身を含む): 31395937440

約数和(自身を除く): 11177483499

約数列:

[1, 3, 7, 21, 49, 147, 859, 2577, 6013, 18039, 42091, 126273, 160117, 480351, 1120819, 3362457, 7845733, 23537199, 137540503, 412621509, 962783521, 2888350563, 6739484647, 20218453941]

約数ペア:

[(1, 20218453941), (3, 6739484647), (7, 2888350563), (21, 962783521), (49, 412621509), (147, 137540503), (859, 23537199), (2577, 7845733), (6013, 3362457), (18039, 1120819), (42091, 480351), (126273, 160117)]