12721986

素因数分解:

$2^1\times 3^2\times {\mathrm{719}}^1\times {\mathrm{983}}^1$

素因数の和:1710

約数の個数: 24

約数和(自身を含む): 27630720

約数和(自身を除く): 14908734

約数列:

[1, 2, 3, 6, 9, 18, 719, 983, 1438, 1966, 2157, 2949, 4314, 5898, 6471, 8847, 12942, 17694, 706777, 1413554, 2120331, 4240662, 6360993, 12721986]

約数ペア:

[(1, 12721986), (2, 6360993), (3, 4240662), (6, 2120331), (9, 1413554), (18, 706777), (719, 17694), (983, 12942), (1438, 8847), (1966, 6471), (2157, 5898), (2949, 4314)]