16981968

素因数分解:

$2^4\times 3^1\times {\mathrm{499}}^1\times {\mathrm{709}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 44020000

約数和(自身を除く): 27038032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 499, 709, 998, 1418, 1497, 1996, 2127, 2836, 2994, 3992, 4254, 5672, 5988, 7984, 8508, 11344, 11976, 17016, 23952, 34032, 353791, 707582, 1061373, 1415164, 2122746, 2830328, 4245492, 5660656, 8490984, 16981968]

約数ペア:

[(1, 16981968), (2, 8490984), (3, 5660656), (4, 4245492), (6, 2830328), (8, 2122746), (12, 1415164), (16, 1061373), (24, 707582), (48, 353791), (499, 34032), (709, 23952), (998, 17016), (1418, 11976), (1497, 11344), (1996, 8508), (2127, 7984), (2836, 5988), (2994, 5672), (3992, 4254)]