20123053551

素因数分解:

$3^2\times {\mathrm{227}}^2\times {\mathrm{43391}}^1$

素因数の和:43851

約数の個数: 18

約数和(自身を含む): 29195916672

約数和(自身を除く): 9072863121

約数列:

[1, 3, 9, 227, 681, 2043, 43391, 51529, 130173, 154587, 390519, 463761, 9849757, 29549271, 88647813, 2235894839, 6707684517, 20123053551]

約数ペア:

[(1, 20123053551), (3, 6707684517), (9, 2235894839), (227, 88647813), (681, 29549271), (2043, 9849757), (43391, 463761), (51529, 390519), (130173, 154587)]