18622071

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8377}}^1$

素因数の和:8415

約数の個数: 24

約数和(自身を含む): 30495920

約数和(自身を除く): 11873849

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 8377, 25131, 75393, 108901, 159163, 326703, 477489, 980109, 1432467, 2069119, 6207357, 18622071]

約数ペア:

[(1, 18622071), (3, 6207357), (9, 2069119), (13, 1432467), (19, 980109), (39, 477489), (57, 326703), (117, 159163), (171, 108901), (247, 75393), (741, 25131), (2223, 8377)]