20163018827

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1\times {\mathrm{2441}}^1$

素因数の和:4199

約数の個数: 32

約数和(自身を含む): 25019051904

約数和(自身を除く): 4856033077

約数列:

[1, 7, 17, 41, 119, 287, 697, 1693, 2441, 4879, 11851, 17087, 28781, 41497, 69413, 100081, 201467, 290479, 485891, 700567, 1180021, 1701377, 4132613, 8260147, 11909639, 28928291, 70254421, 169437133, 491780947, 1186059931, 2880431261, 20163018827]

約数ペア:

[(1, 20163018827), (7, 2880431261), (17, 1186059931), (41, 491780947), (119, 169437133), (287, 70254421), (697, 28928291), (1693, 11909639), (2441, 8260147), (4879, 4132613), (11851, 1701377), (17087, 1180021), (28781, 700567), (41497, 485891), (69413, 290479), (100081, 201467)]