20838056

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{9013}}^1$

素因数の和:9053

約数の個数: 24

約数和(自身を含む): 41509470

約数和(自身を除く): 20671414

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 9013, 18026, 36052, 72104, 153221, 306442, 612884, 1225768, 2604757, 5209514, 10419028, 20838056]

約数ペア:

[(1, 20838056), (2, 10419028), (4, 5209514), (8, 2604757), (17, 1225768), (34, 612884), (68, 306442), (136, 153221), (289, 72104), (578, 36052), (1156, 18026), (2312, 9013)]