19843730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37441}}^1$

素因数の和:37501

約数の個数: 16

約数和(自身を含む): 36393624

約数和(自身を除く): 16549894

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 37441, 74882, 187205, 374410, 1984373, 3968746, 9921865, 19843730]

約数ペア:

[(1, 19843730), (2, 9921865), (5, 3968746), (10, 1984373), (53, 374410), (106, 187205), (265, 74882), (530, 37441)]