20474213768

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{86029}}^1$

素因数の和:86525

約数の個数: 32

約数和(自身を含む): 39023208000

約数和(自身を除く): 18548994232

約数列:

[1, 2, 4, 8, 71, 142, 284, 419, 568, 838, 1676, 3352, 29749, 59498, 86029, 118996, 172058, 237992, 344116, 688232, 6108059, 12216118, 24432236, 36046151, 48864472, 72092302, 144184604, 288369208, 2559276721, 5118553442, 10237106884, 20474213768]

約数ペア:

[(1, 20474213768), (2, 10237106884), (4, 5118553442), (8, 2559276721), (71, 288369208), (142, 144184604), (284, 72092302), (419, 48864472), (568, 36046151), (838, 24432236), (1676, 12216118), (3352, 6108059), (29749, 688232), (59498, 344116), (86029, 237992), (118996, 172058)]