20191070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 39032928

約数和(自身を除く): 18841858

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 1627, 2482, 3254, 6205, 8135, 12410, 16270, 27659, 55318, 118771, 138295, 237542, 276590, 593855, 1187710, 2019107, 4038214, 10095535, 20191070]

約数ペア:

[(1, 20191070), (2, 10095535), (5, 4038214), (10, 2019107), (17, 1187710), (34, 593855), (73, 276590), (85, 237542), (146, 138295), (170, 118771), (365, 55318), (730, 27659), (1241, 16270), (1627, 12410), (2482, 8135), (3254, 6205)]