26640496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97943}}^1$

素因数の和:97968

約数の個数: 20

約数和(自身を含む): 54652752

約数和(自身を除く): 28012256

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 97943, 195886, 391772, 783544, 1567088, 1665031, 3330062, 6660124, 13320248, 26640496]

約数ペア:

[(1, 26640496), (2, 13320248), (4, 6660124), (8, 3330062), (16, 1665031), (17, 1567088), (34, 783544), (68, 391772), (136, 195886), (272, 97943)]