12820446

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{5437}}^1$

素因数の和:5576

約数の個数: 24

約数和(自身を含む): 27994824

約数和(自身を除く): 15174378

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 5437, 10874, 16311, 32622, 48933, 97866, 712247, 1424494, 2136741, 4273482, 6410223, 12820446]

約数ペア:

[(1, 12820446), (2, 6410223), (3, 4273482), (6, 2136741), (9, 1424494), (18, 712247), (131, 97866), (262, 48933), (393, 32622), (786, 16311), (1179, 10874), (2358, 5437)]