19541663504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{111032179}}^1$

素因数の和:111032198

約数の個数: 20

約数和(自身を含む): 41303970960

約数和(自身を除く): 21762307456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 111032179, 222064358, 444128716, 888257432, 1221353969, 1776514864, 2442707938, 4885415876, 9770831752, 19541663504]

約数ペア:

[(1, 19541663504), (2, 9770831752), (4, 4885415876), (8, 2442707938), (11, 1776514864), (16, 1221353969), (22, 888257432), (44, 444128716), (88, 222064358), (176, 111032179)]