19903144

素因数分解:

$2^3\times {\mathrm{367}}^1\times {\mathrm{6779}}^1$

素因数の和:7152

約数の個数: 16

約数和(自身を含む): 37425600

約数和(自身を除く): 17522456

約数列:

[1, 2, 4, 8, 367, 734, 1468, 2936, 6779, 13558, 27116, 54232, 2487893, 4975786, 9951572, 19903144]

約数ペア:

[(1, 19903144), (2, 9951572), (4, 4975786), (8, 2487893), (367, 54232), (734, 27116), (1468, 13558), (2936, 6779)]