18058869

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{1973}}^1$

素因数の和:2098

約数の個数: 20

約数和(自身を含む): 27229356

約数和(自身を除く): 9170487

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 1973, 3051, 5919, 9153, 17757, 53271, 159813, 222949, 668847, 2006541, 6019623, 18058869]

約数ペア:

[(1, 18058869), (3, 6019623), (9, 2006541), (27, 668847), (81, 222949), (113, 159813), (339, 53271), (1017, 17757), (1973, 9153), (3051, 5919)]