20199509589

素因数分解:

$3^1\times 7^1\times {\mathrm{47881}}^1\times {\mathrm{20089}}^1$

素因数の和:67980

約数の個数: 16

約数和(自身を含む): 30782380160

約数和(自身を除く): 10582870571

約数列:

[1, 3, 7, 21, 20089, 47881, 60267, 140623, 143643, 335167, 421869, 1005501, 961881409, 2885644227, 6733169863, 20199509589]

約数ペア:

[(1, 20199509589), (3, 6733169863), (7, 2885644227), (21, 961881409), (20089, 1005501), (47881, 421869), (60267, 335167), (140623, 143643)]