19770333

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4373}}^1$

素因数の和:4524

約数の個数: 16

約数和(自身を含む): 28973376

約数和(自身を除く): 9203043

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4373, 4521, 13119, 48103, 144309, 599101, 1797303, 6590111, 19770333]

約数ペア:

[(1, 19770333), (3, 6590111), (11, 1797303), (33, 599101), (137, 144309), (411, 48103), (1507, 13119), (4373, 4521)]