19459088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110563}}^1$

素因数の和:110582

約数の個数: 20

約数和(自身を含む): 41129808

約数和(自身を除く): 21670720

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110563, 221126, 442252, 884504, 1216193, 1769008, 2432386, 4864772, 9729544, 19459088]

約数ペア:

[(1, 19459088), (2, 9729544), (4, 4864772), (8, 2432386), (11, 1769008), (16, 1216193), (22, 884504), (44, 442252), (88, 221126), (176, 110563)]