19981662

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{30553}}^1$

素因数の和:30667

約数の個数: 16

約数和(自身を含む): 40331280

約数和(自身を除く): 20349618

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 30553, 61106, 91659, 183318, 3330277, 6660554, 9990831, 19981662]

約数ペア:

[(1, 19981662), (2, 9990831), (3, 6660554), (6, 3330277), (109, 183318), (218, 91659), (327, 61106), (654, 30553)]