20826568

素因数分解:

$2^3\times 7^2\times {\mathrm{53129}}^1$

素因数の和:53149

約数の個数: 24

約数和(自身を含む): 45426150

約数和(自身を除く): 24599582

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 53129, 106258, 212516, 371903, 425032, 743806, 1487612, 2603321, 2975224, 5206642, 10413284, 20826568]

約数ペア:

[(1, 20826568), (2, 10413284), (4, 5206642), (7, 2975224), (8, 2603321), (14, 1487612), (28, 743806), (49, 425032), (56, 371903), (98, 212516), (196, 106258), (392, 53129)]