19371088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110063}}^1$

素因数の和:110082

約数の個数: 20

約数和(自身を含む): 40943808

約数和(自身を除く): 21572720

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110063, 220126, 440252, 880504, 1210693, 1761008, 2421386, 4842772, 9685544, 19371088]

約数ペア:

[(1, 19371088), (2, 9685544), (4, 4842772), (8, 2421386), (11, 1761008), (16, 1210693), (22, 880504), (44, 440252), (88, 220126), (176, 110063)]