16901860

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1223}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 35574336

約数和(自身を除く): 18672476

約数列:

[1, 2, 4, 5, 10, 20, 691, 1223, 1382, 2446, 2764, 3455, 4892, 6115, 6910, 12230, 13820, 24460, 845093, 1690186, 3380372, 4225465, 8450930, 16901860]

約数ペア:

[(1, 16901860), (2, 8450930), (4, 4225465), (5, 3380372), (10, 1690186), (20, 845093), (691, 24460), (1223, 13820), (1382, 12230), (2446, 6910), (2764, 6115), (3455, 4892)]