20659862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7321}}^1$

素因数の和:7423

約数の個数: 16

約数和(自身を含む): 33212592

約数和(自身を除く): 12552730

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7321, 14642, 124457, 248914, 607643, 1215286, 10329931, 20659862]

約数ペア:

[(1, 20659862), (2, 10329931), (17, 1215286), (34, 607643), (83, 248914), (166, 124457), (1411, 14642), (2822, 7321)]