19044016

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5641}}^1$

素因数の和:5860

約数の個数: 20

約数和(自身を含む): 37079224

約数和(自身を除く): 18035208

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5641, 11282, 22564, 45128, 90256, 1190251, 2380502, 4761004, 9522008, 19044016]

約数ペア:

[(1, 19044016), (2, 9522008), (4, 4761004), (8, 2380502), (16, 1190251), (211, 90256), (422, 45128), (844, 22564), (1688, 11282), (3376, 5641)]