18002031

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 26956800

約数和(自身を除く): 8954769

約数列:

[1, 3, 17, 23, 51, 69, 103, 149, 309, 391, 447, 1173, 1751, 2369, 2533, 3427, 5253, 7107, 7599, 10281, 15347, 40273, 46041, 58259, 120819, 174777, 260899, 352981, 782697, 1058943, 6000677, 18002031]

約数ペア:

[(1, 18002031), (3, 6000677), (17, 1058943), (23, 782697), (51, 352981), (69, 260899), (103, 174777), (149, 120819), (309, 58259), (391, 46041), (447, 40273), (1173, 15347), (1751, 10281), (2369, 7599), (2533, 7107), (3427, 5253)]