18156340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53401}}^1$

素因数の和:53427

約数の個数: 24

約数和(自身を含む): 40371912

約数和(自身を除く): 22215572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 53401, 106802, 213604, 267005, 534010, 907817, 1068020, 1815634, 3631268, 4539085, 9078170, 18156340]

約数ペア:

[(1, 18156340), (2, 9078170), (4, 4539085), (5, 3631268), (10, 1815634), (17, 1068020), (20, 907817), (34, 534010), (68, 267005), (85, 213604), (170, 106802), (340, 53401)]