19312893

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 29502720

約数和(自身を除く): 10189827

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1181, 1817, 3543, 5451, 10629, 16353, 27163, 81489, 93299, 244467, 279897, 839691, 2145877, 6437631, 19312893]

約数ペア:

[(1, 19312893), (3, 6437631), (9, 2145877), (23, 839691), (69, 279897), (79, 244467), (207, 93299), (237, 81489), (711, 27163), (1181, 16353), (1817, 10629), (3543, 5451)]