18864228

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{42487}}^1$

素因数の和:42531

約数の個数: 24

約数和(自身を含む): 45207232

約数和(自身を除く): 26343004

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 42487, 84974, 127461, 169948, 254922, 509844, 1572019, 3144038, 4716057, 6288076, 9432114, 18864228]

約数ペア:

[(1, 18864228), (2, 9432114), (3, 6288076), (4, 4716057), (6, 3144038), (12, 1572019), (37, 509844), (74, 254922), (111, 169948), (148, 127461), (222, 84974), (444, 42487)]