19550168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{222161}}^1$

素因数の和:222178

約数の個数: 16

約数和(自身を含む): 39989160

約数和(自身を除く): 20438992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 222161, 444322, 888644, 1777288, 2443771, 4887542, 9775084, 19550168]

約数ペア:

[(1, 19550168), (2, 9775084), (4, 4887542), (8, 2443771), (11, 1777288), (22, 888644), (44, 444322), (88, 222161)]