1865968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{8971}}^1$

素因数の和:8992

約数の個数: 20

約数和(自身を含む): 3893848

約数和(自身を除く): 2027880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 8971, 17942, 35884, 71768, 116623, 143536, 233246, 466492, 932984, 1865968]

約数ペア:

[(1, 1865968), (2, 932984), (4, 466492), (8, 233246), (13, 143536), (16, 116623), (26, 71768), (52, 35884), (104, 17942), (208, 8971)]