16388420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1549}}^1$

素因数の和:1604

約数の個数: 36

約数和(自身を含む): 36000300

約数和(自身を除く): 19611880

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1549, 2116, 2645, 3098, 5290, 6196, 7745, 10580, 15490, 30980, 35627, 71254, 142508, 178135, 356270, 712540, 819421, 1638842, 3277684, 4097105, 8194210, 16388420]

約数ペア:

[(1, 16388420), (2, 8194210), (4, 4097105), (5, 3277684), (10, 1638842), (20, 819421), (23, 712540), (46, 356270), (92, 178135), (115, 142508), (230, 71254), (460, 35627), (529, 30980), (1058, 15490), (1549, 10580), (2116, 7745), (2645, 6196), (3098, 5290)]