20567176

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4649}}^1$

素因数の和:4741

約数の個数: 32

約数和(自身を含む): 44640000

約数和(自身を除く): 24072824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4649, 9298, 18596, 32543, 37192, 65086, 130172, 260344, 367271, 734542, 1469084, 2570897, 2938168, 5141794, 10283588, 20567176]

約数ペア:

[(1, 20567176), (2, 10283588), (4, 5141794), (7, 2938168), (8, 2570897), (14, 1469084), (28, 734542), (56, 367271), (79, 260344), (158, 130172), (316, 65086), (553, 37192), (632, 32543), (1106, 18596), (2212, 9298), (4424, 4649)]