831291268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{13037}}^1$

素因数の和:13899

約数の個数: 24

約数和(自身を含む): 1533268800

約数和(自身を除く): 701977532

約数列:

[1, 2, 4, 19, 38, 76, 839, 1678, 3356, 13037, 15941, 26074, 31882, 52148, 63764, 247703, 495406, 990812, 10938043, 21876086, 43752172, 207822817, 415645634, 831291268]

約数ペア:

[(1, 831291268), (2, 415645634), (4, 207822817), (19, 43752172), (38, 21876086), (76, 10938043), (839, 990812), (1678, 495406), (3356, 247703), (13037, 63764), (15941, 52148), (26074, 31882)]