389780402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{40543}}^1$

素因数の和:40598

約数の個数: 32

約数和(自身を含む): 700600320

約数和(自身を除く): 310819918

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 209, 253, 418, 437, 506, 874, 4807, 9614, 40543, 81086, 445973, 770317, 891946, 932489, 1540634, 1864978, 8473487, 10257379, 16946974, 17717291, 20514758, 35434582, 194890201, 389780402]

約数ペア:

[(1, 389780402), (2, 194890201), (11, 35434582), (19, 20514758), (22, 17717291), (23, 16946974), (38, 10257379), (46, 8473487), (209, 1864978), (253, 1540634), (418, 932489), (437, 891946), (506, 770317), (874, 445973), (4807, 81086), (9614, 40543)]