18172630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37087}}^1$

素因数の和:37108

約数の個数: 24

約数和(自身を含む): 38052288

約数和(自身を除く): 19879658

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 37087, 74174, 185435, 259609, 370870, 519218, 1298045, 1817263, 2596090, 3634526, 9086315, 18172630]

約数ペア:

[(1, 18172630), (2, 9086315), (5, 3634526), (7, 2596090), (10, 1817263), (14, 1298045), (35, 519218), (49, 370870), (70, 259609), (98, 185435), (245, 74174), (490, 37087)]