20238064987

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{10987}}^1$

素因数の和:11707

約数の個数: 32

約数和(自身を含む): 25594831872

約数和(自身を除く): 5356766885

約数列:

[1, 7, 17, 23, 119, 161, 391, 673, 2737, 4711, 10987, 11441, 15479, 76909, 80087, 108353, 186779, 252701, 263143, 1307453, 1768907, 1842001, 4295917, 7394251, 30071419, 51759757, 125702267, 170067773, 879915869, 1190474411, 2891152141, 20238064987]

約数ペア:

[(1, 20238064987), (7, 2891152141), (17, 1190474411), (23, 879915869), (119, 170067773), (161, 125702267), (391, 51759757), (673, 30071419), (2737, 7394251), (4711, 4295917), (10987, 1842001), (11441, 1768907), (15479, 1307453), (76909, 263143), (80087, 252701), (108353, 186779)]