20161225208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1103}}^1\times {\mathrm{134401}}^1$

素因数の和:135527

約数の個数: 32

約数和(自身を含む): 40062548160

約数和(自身を除く): 19901322952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1103, 2206, 4412, 8824, 18751, 37502, 75004, 134401, 150008, 268802, 537604, 1075208, 2284817, 4569634, 9139268, 18278536, 148244303, 296488606, 592977212, 1185954424, 2520153151, 5040306302, 10080612604, 20161225208]

約数ペア:

[(1, 20161225208), (2, 10080612604), (4, 5040306302), (8, 2520153151), (17, 1185954424), (34, 592977212), (68, 296488606), (136, 148244303), (1103, 18278536), (2206, 9139268), (4412, 4569634), (8824, 2284817), (18751, 1075208), (37502, 537604), (75004, 268802), (134401, 150008)]