18336580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19507}}^1$

素因数の和:19563

約数の個数: 24

約数和(自身を含む): 39328128

約数和(自身を除く): 20991548

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 19507, 39014, 78028, 97535, 195070, 390140, 916829, 1833658, 3667316, 4584145, 9168290, 18336580]

約数ペア:

[(1, 18336580), (2, 9168290), (4, 4584145), (5, 3667316), (10, 1833658), (20, 916829), (47, 390140), (94, 195070), (188, 97535), (235, 78028), (470, 39014), (940, 19507)]