19251856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92557}}^1$

素因数の和:92578

約数の個数: 20

約数和(自身を含む): 40170172

約数和(自身を除く): 20918316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92557, 185114, 370228, 740456, 1203241, 1480912, 2406482, 4812964, 9625928, 19251856]

約数ペア:

[(1, 19251856), (2, 9625928), (4, 4812964), (8, 2406482), (13, 1480912), (16, 1203241), (26, 740456), (52, 370228), (104, 185114), (208, 92557)]