20514016

素因数分解:

$2^5\times {\mathrm{617}}^1\times {\mathrm{1039}}^1$

素因数の和:1666

約数の個数: 24

約数和(自身を含む): 40491360

約数和(自身を除く): 19977344

約数列:

[1, 2, 4, 8, 16, 32, 617, 1039, 1234, 2078, 2468, 4156, 4936, 8312, 9872, 16624, 19744, 33248, 641063, 1282126, 2564252, 5128504, 10257008, 20514016]

約数ペア:

[(1, 20514016), (2, 10257008), (4, 5128504), (8, 2564252), (16, 1282126), (32, 641063), (617, 33248), (1039, 19744), (1234, 16624), (2078, 9872), (2468, 8312), (4156, 4936)]