19900674

素因数分解:

$2^1\times 3^3\times {\mathrm{368531}}^1$

素因数の和:368542

約数の個数: 16

約数和(自身を含む): 44223840

約数和(自身を除く): 24323166

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 368531, 737062, 1105593, 2211186, 3316779, 6633558, 9950337, 19900674]

約数ペア:

[(1, 19900674), (2, 9950337), (3, 6633558), (6, 3316779), (9, 2211186), (18, 1105593), (27, 737062), (54, 368531)]