18704379

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1373}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 26380800

約数和(自身を除く): 7676421

約数列:

[1, 3, 19, 57, 239, 717, 1373, 4119, 4541, 13623, 26087, 78261, 328147, 984441, 6234793, 18704379]

約数ペア:

[(1, 18704379), (3, 6234793), (19, 984441), (57, 328147), (239, 78261), (717, 26087), (1373, 13623), (4119, 4541)]