19816624

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6287}}^1$

素因数の和:6492

約数の個数: 20

約数和(自身を含む): 38595744

約数和(自身を除く): 18779120

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6287, 12574, 25148, 50296, 100592, 1238539, 2477078, 4954156, 9908312, 19816624]

約数ペア:

[(1, 19816624), (2, 9908312), (4, 4954156), (8, 2477078), (16, 1238539), (197, 100592), (394, 50296), (788, 25148), (1576, 12574), (3152, 6287)]