20861616

素因数分解:

$2^4\times 3^1\times {\mathrm{613}}^1\times {\mathrm{709}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 54056560

約数和(自身を除く): 33194944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 613, 709, 1226, 1418, 1839, 2127, 2452, 2836, 3678, 4254, 4904, 5672, 7356, 8508, 9808, 11344, 14712, 17016, 29424, 34032, 434617, 869234, 1303851, 1738468, 2607702, 3476936, 5215404, 6953872, 10430808, 20861616]

約数ペア:

[(1, 20861616), (2, 10430808), (3, 6953872), (4, 5215404), (6, 3476936), (8, 2607702), (12, 1738468), (16, 1303851), (24, 869234), (48, 434617), (613, 34032), (709, 29424), (1226, 17016), (1418, 14712), (1839, 11344), (2127, 9808), (2452, 8508), (2836, 7356), (3678, 5672), (4254, 4904)]