1988558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 3719520

約数和(自身を除く): 1730962

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 409, 442, 818, 2431, 4499, 4862, 5317, 6953, 8998, 10634, 13906, 58487, 76483, 90389, 116974, 152966, 180778, 994279, 1988558]

約数ペア:

[(1, 1988558), (2, 994279), (11, 180778), (13, 152966), (17, 116974), (22, 90389), (26, 76483), (34, 58487), (143, 13906), (187, 10634), (221, 8998), (286, 6953), (374, 5317), (409, 4862), (442, 4499), (818, 2431)]