20161912

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22303}}^1$

素因数の和:22422

約数の個数: 16

約数和(自身を含む): 38139840

約数和(自身を除く): 17977928

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22303, 44606, 89212, 178424, 2520239, 5040478, 10080956, 20161912]

約数ペア:

[(1, 20161912), (2, 10080956), (4, 5040478), (8, 2520239), (113, 178424), (226, 89212), (452, 44606), (904, 22303)]