18101842

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:726

約数の個数: 24

約数和(自身を含む): 30126096

約数和(自身を除く): 12024254

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 571, 1142, 1441, 2882, 6281, 12562, 15851, 31702, 69091, 74801, 138182, 149602, 822811, 1645622, 9050921, 18101842]

約数ペア:

[(1, 18101842), (2, 9050921), (11, 1645622), (22, 822811), (121, 149602), (131, 138182), (242, 74801), (262, 69091), (571, 31702), (1142, 15851), (1441, 12562), (2882, 6281)]