20858236

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3253}}^1$

素因数の和:3493

約数の個数: 24

約数和(自身を含む): 41911520

約数和(自身を除く): 21053284

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 3206, 3253, 6412, 6506, 13012, 22771, 45542, 91084, 744937, 1489874, 2979748, 5214559, 10429118, 20858236]

約数ペア:

[(1, 20858236), (2, 10429118), (4, 5214559), (7, 2979748), (14, 1489874), (28, 744937), (229, 91084), (458, 45542), (916, 22771), (1603, 13012), (3206, 6506), (3253, 6412)]