20158396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12889}}^1$

素因数の和:12933

約数の個数: 24

約数和(自身を含む): 38979360

約数和(自身を除く): 18820964

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12889, 25778, 51556, 219113, 296447, 438226, 592894, 876452, 1185788, 5039599, 10079198, 20158396]

約数ペア:

[(1, 20158396), (2, 10079198), (4, 5039599), (17, 1185788), (23, 876452), (34, 592894), (46, 438226), (68, 296447), (92, 219113), (391, 51556), (782, 25778), (1564, 12889)]