581264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2162

約数の個数: 20

約数和(自身を含む): 1193004

約数和(自身を除く): 611740

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2137, 4274, 8548, 17096, 34192, 36329, 72658, 145316, 290632, 581264]

約数ペア:

[(1, 581264), (2, 290632), (4, 145316), (8, 72658), (16, 36329), (17, 34192), (34, 17096), (68, 8548), (136, 4274), (272, 2137)]