18893733

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3041}}^1$

素因数の和:3172

約数の個数: 16

約数和(自身を含む): 26769600

約数和(自身を除く): 7875867

約数列:

[1, 3, 19, 57, 109, 327, 2071, 3041, 6213, 9123, 57779, 173337, 331469, 994407, 6297911, 18893733]

約数ペア:

[(1, 18893733), (3, 6297911), (19, 994407), (57, 331469), (109, 173337), (327, 57779), (2071, 9123), (3041, 6213)]