20228628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{857}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 33969516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 281, 562, 843, 857, 1124, 1686, 1714, 1967, 2571, 3372, 3428, 3934, 5142, 5901, 5999, 7868, 10284, 11802, 11998, 17997, 23604, 23996, 35994, 71988, 240817, 481634, 722451, 963268, 1444902, 1685719, 2889804, 3371438, 5057157, 6742876, 10114314, 20228628]

約数ペア:

[(1, 20228628), (2, 10114314), (3, 6742876), (4, 5057157), (6, 3371438), (7, 2889804), (12, 1685719), (14, 1444902), (21, 963268), (28, 722451), (42, 481634), (84, 240817), (281, 71988), (562, 35994), (843, 23996), (857, 23604), (1124, 17997), (1686, 11998), (1714, 11802), (1967, 10284), (2571, 7868), (3372, 5999), (3428, 5901), (3934, 5142)]