20591012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23293}}^1$

素因数の和:23327

約数の個数: 24

約数和(自身を含む): 41090616

約数和(自身を除く): 20499604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23293, 46586, 93172, 302809, 395981, 605618, 791962, 1211236, 1583924, 5147753, 10295506, 20591012]

約数ペア:

[(1, 20591012), (2, 10295506), (4, 5147753), (13, 1583924), (17, 1211236), (26, 791962), (34, 605618), (52, 395981), (68, 302809), (221, 93172), (442, 46586), (884, 23293)]