18984363

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1229}}^1$

素因数の和:1522

約数の個数: 16

約数和(自身を含む): 26764800

約数和(自身を除く): 7780437

約数列:

[1, 3, 19, 57, 271, 813, 1229, 3687, 5149, 15447, 23351, 70053, 333059, 999177, 6328121, 18984363]

約数ペア:

[(1, 18984363), (3, 6328121), (19, 999177), (57, 333059), (271, 70053), (813, 23351), (1229, 15447), (3687, 5149)]