19027184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108109}}^1$

素因数の和:108128

約数の個数: 20

約数和(自身を含む): 40216920

約数和(自身を除く): 21189736

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108109, 216218, 432436, 864872, 1189199, 1729744, 2378398, 4756796, 9513592, 19027184]

約数ペア:

[(1, 19027184), (2, 9513592), (4, 4756796), (8, 2378398), (11, 1729744), (16, 1189199), (22, 864872), (44, 432436), (88, 216218), (176, 108109)]