20197816

素因数分解:

$2^3\times {\mathrm{449}}^1\times {\mathrm{5623}}^1$

素因数の和:6078

約数の個数: 16

約数和(自身を含む): 37962000

約数和(自身を除く): 17764184

約数列:

[1, 2, 4, 8, 449, 898, 1796, 3592, 5623, 11246, 22492, 44984, 2524727, 5049454, 10098908, 20197816]

約数ペア:

[(1, 20197816), (2, 10098908), (4, 5049454), (8, 2524727), (449, 44984), (898, 22492), (1796, 11246), (3592, 5623)]