19973031562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{577}}^1\times {\mathrm{3847}}^1$

素因数の和:4846

約数の個数: 32

約数和(自身を含む): 32828365440

約数和(自身を除く): 12855333878

約数列:

[1, 2, 11, 22, 409, 577, 818, 1154, 3847, 4499, 6347, 7694, 8998, 12694, 42317, 84634, 235993, 471986, 1573423, 2219719, 2595923, 3146846, 4439438, 5191846, 17307653, 24416909, 34615306, 48833818, 907865071, 1815730142, 9986515781, 19973031562]

約数ペア:

[(1, 19973031562), (2, 9986515781), (11, 1815730142), (22, 907865071), (409, 48833818), (577, 34615306), (818, 24416909), (1154, 17307653), (3847, 5191846), (4499, 4439438), (6347, 3146846), (7694, 2595923), (8998, 2219719), (12694, 1573423), (42317, 471986), (84634, 235993)]