19239088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109313}}^1$

素因数の和:109332

約数の個数: 20

約数和(自身を含む): 40664808

約数和(自身を除く): 21425720

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109313, 218626, 437252, 874504, 1202443, 1749008, 2404886, 4809772, 9619544, 19239088]

約数ペア:

[(1, 19239088), (2, 9619544), (4, 4809772), (8, 2404886), (11, 1749008), (16, 1202443), (22, 874504), (44, 437252), (88, 218626), (176, 109313)]