19764124

素因数分解:

$2^2\times {\mathrm{53}}^2\times {\mathrm{1759}}^1$

素因数の和:1869

約数の個数: 18

約数和(自身を含む): 35272160

約数和(自身を除く): 15508036

約数列:

[1, 2, 4, 53, 106, 212, 1759, 2809, 3518, 5618, 7036, 11236, 93227, 186454, 372908, 4941031, 9882062, 19764124]

約数ペア:

[(1, 19764124), (2, 9882062), (4, 4941031), (53, 372908), (106, 186454), (212, 93227), (1759, 11236), (2809, 7036), (3518, 5618)]