20393514

素因数分解:

$2^1\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3643}}^1$

素因数の和:3962

約数の個数: 24

約数和(自身を含む): 44340192

約数和(自身を除く): 23946678

約数列:

[1, 2, 3, 6, 9, 18, 311, 622, 933, 1866, 2799, 3643, 5598, 7286, 10929, 21858, 32787, 65574, 1132973, 2265946, 3398919, 6797838, 10196757, 20393514]

約数ペア:

[(1, 20393514), (2, 10196757), (3, 6797838), (6, 3398919), (9, 2265946), (18, 1132973), (311, 65574), (622, 32787), (933, 21858), (1866, 10929), (2799, 7286), (3643, 5598)]