20567672

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{5051}}^1$

素因数の和:5566

約数の個数: 16

約数和(自身を含む): 38647800

約数和(自身を除く): 18080128

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 5051, 10102, 20204, 40408, 2570959, 5141918, 10283836, 20567672]

約数ペア:

[(1, 20567672), (2, 10283836), (4, 5141918), (8, 2570959), (509, 40408), (1018, 20204), (2036, 10102), (4072, 5051)]