20774586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2179}}^1$

素因数の和:2418

約数の個数: 32

約数和(自身を含む): 47715840

約数和(自身を除く): 26941254

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 227, 454, 681, 1362, 1589, 2179, 3178, 4358, 4767, 6537, 9534, 13074, 15253, 30506, 45759, 91518, 494633, 989266, 1483899, 2967798, 3462431, 6924862, 10387293, 20774586]

約数ペア:

[(1, 20774586), (2, 10387293), (3, 6924862), (6, 3462431), (7, 2967798), (14, 1483899), (21, 989266), (42, 494633), (227, 91518), (454, 45759), (681, 30506), (1362, 15253), (1589, 13074), (2179, 9534), (3178, 6537), (4358, 4767)]