20723788799

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{542323}}^1$

素因数の和:542486

約数の個数: 16

約数和(自身を含む): 24365532672

約数和(自身を除く): 3641743873

約数列:

[1, 7, 53, 103, 371, 721, 5459, 38213, 542323, 3796261, 28743119, 55859269, 201201833, 391014883, 2960541257, 20723788799]

約数ペア:

[(1, 20723788799), (7, 2960541257), (53, 391014883), (103, 201201833), (371, 55859269), (721, 28743119), (5459, 3796261), (38213, 542323)]