18081993

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{677}}^1$

素因数の和:1016

約数の個数: 16

約数和(自身を含む): 25058880

約数和(自身を除く): 6976887

約数列:

[1, 3, 29, 87, 307, 677, 921, 2031, 8903, 19633, 26709, 58899, 207839, 623517, 6027331, 18081993]

約数ペア:

[(1, 18081993), (3, 6027331), (29, 623517), (87, 207839), (307, 58899), (677, 26709), (921, 19633), (2031, 8903)]