15891048

素因数分解:

$2^3\times 3^2\times {\mathrm{220709}}^1$

素因数の和:220721

約数の個数: 24

約数和(自身を含む): 43038450

約数和(自身を除く): 27147402

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 220709, 441418, 662127, 882836, 1324254, 1765672, 1986381, 2648508, 3972762, 5297016, 7945524, 15891048]

約数ペア:

[(1, 15891048), (2, 7945524), (3, 5297016), (4, 3972762), (6, 2648508), (8, 1986381), (9, 1765672), (12, 1324254), (18, 882836), (24, 662127), (36, 441418), (72, 220709)]