18877630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1123}}^1$

素因数の和:1212

約数の個数: 24

約数和(自身を含む): 34859736

約数和(自身を除く): 15982106

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1123, 1681, 2246, 3362, 5615, 8405, 11230, 16810, 46043, 92086, 230215, 460430, 1887763, 3775526, 9438815, 18877630]

約数ペア:

[(1, 18877630), (2, 9438815), (5, 3775526), (10, 1887763), (41, 460430), (82, 230215), (205, 92086), (410, 46043), (1123, 16810), (1681, 11230), (2246, 8405), (3362, 5615)]