20816032

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7309}}^1$

素因数の和:7408

約数の個数: 24

約数和(自身を含む): 41447700

約数和(自身を除く): 20631668

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7309, 14618, 29236, 58472, 116944, 233888, 650501, 1301002, 2602004, 5204008, 10408016, 20816032]

約数ペア:

[(1, 20816032), (2, 10408016), (4, 5204008), (8, 2602004), (16, 1301002), (32, 650501), (89, 233888), (178, 116944), (356, 58472), (712, 29236), (1424, 14618), (2848, 7309)]