18968751

素因数分解:

$3^2\times {\mathrm{439}}^1\times {\mathrm{4801}}^1$

素因数の和:5246

約数の個数: 12

約数和(自身を含む): 27467440

約数和(自身を除く): 8498689

約数列:

[1, 3, 9, 439, 1317, 3951, 4801, 14403, 43209, 2107639, 6322917, 18968751]

約数ペア:

[(1, 18968751), (3, 6322917), (9, 2107639), (439, 43209), (1317, 14403), (3951, 4801)]