20170496

素因数分解:

$2^8\times {\mathrm{78791}}^1$

素因数の和:78807

約数の個数: 18

約数和(自身を含む): 40262712

約数和(自身を除く): 20092216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78791, 157582, 315164, 630328, 1260656, 2521312, 5042624, 10085248, 20170496]

約数ペア:

[(1, 20170496), (2, 10085248), (4, 5042624), (8, 2521312), (16, 1260656), (32, 630328), (64, 315164), (128, 157582), (256, 78791)]