18986308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9181}}^1$

素因数の和:9243

約数の個数: 24

約数和(自身を含む): 37021824

約数和(自身を除く): 18035516

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9181, 18362, 36724, 100991, 201982, 403964, 431507, 863014, 1726028, 4746577, 9493154, 18986308]

約数ペア:

[(1, 18986308), (2, 9493154), (4, 4746577), (11, 1726028), (22, 863014), (44, 431507), (47, 403964), (94, 201982), (188, 100991), (517, 36724), (1034, 18362), (2068, 9181)]