20923406

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 37082880

約数和(自身を除く): 16159474

約数列:

[1, 2, 7, 14, 59, 73, 118, 146, 347, 413, 511, 694, 826, 1022, 2429, 4307, 4858, 8614, 20473, 25331, 30149, 40946, 50662, 60298, 143311, 177317, 286622, 354634, 1494529, 2989058, 10461703, 20923406]

約数ペア:

[(1, 20923406), (2, 10461703), (7, 2989058), (14, 1494529), (59, 354634), (73, 286622), (118, 177317), (146, 143311), (347, 60298), (413, 50662), (511, 40946), (694, 30149), (826, 25331), (1022, 20473), (2429, 8614), (4307, 4858)]