81049288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{533219}}^1$

素因数の和:533244

約数の個数: 16

約数和(自身を含む): 159966000

約数和(自身を除く): 78916712

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 533219, 1066438, 2132876, 4265752, 10131161, 20262322, 40524644, 81049288]

約数ペア:

[(1, 81049288), (2, 40524644), (4, 20262322), (8, 10131161), (19, 4265752), (38, 2132876), (76, 1066438), (152, 533219)]