19521392

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110917}}^1$

素因数の和:110936

約数の個数: 20

約数和(自身を含む): 41261496

約数和(自身を除く): 21740104

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110917, 221834, 443668, 887336, 1220087, 1774672, 2440174, 4880348, 9760696, 19521392]

約数ペア:

[(1, 19521392), (2, 9760696), (4, 4880348), (8, 2440174), (11, 1774672), (16, 1220087), (22, 887336), (44, 443668), (88, 221834), (176, 110917)]