2001222

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1523}}^1$

素因数の和:1604

約数の個数: 24

約数和(自身を含む): 4398264

約数和(自身を除く): 2397042

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 1523, 3046, 4569, 9138, 13707, 27414, 111179, 222358, 333537, 667074, 1000611, 2001222]

約数ペア:

[(1, 2001222), (2, 1000611), (3, 667074), (6, 333537), (9, 222358), (18, 111179), (73, 27414), (146, 13707), (219, 9138), (438, 4569), (657, 3046), (1314, 1523)]