20779128

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{7039}}^1$

素因数の和:7092

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 36878472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 7039, 14078, 21117, 28156, 42234, 56312, 63351, 84468, 126702, 168936, 253404, 288599, 506808, 577198, 865797, 1154396, 1731594, 2308792, 2597391, 3463188, 5194782, 6926376, 10389564, 20779128]

約数ペア:

[(1, 20779128), (2, 10389564), (3, 6926376), (4, 5194782), (6, 3463188), (8, 2597391), (9, 2308792), (12, 1731594), (18, 1154396), (24, 865797), (36, 577198), (41, 506808), (72, 288599), (82, 253404), (123, 168936), (164, 126702), (246, 84468), (328, 63351), (369, 56312), (492, 42234), (738, 28156), (984, 21117), (1476, 14078), (2952, 7039)]