18950828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19181}}^1$

素因数の和:19217

約数の個数: 24

約数和(自身を含む): 37596720

約数和(自身を除く): 18645892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 19181, 38362, 76724, 249353, 364439, 498706, 728878, 997412, 1457756, 4737707, 9475414, 18950828]

約数ペア:

[(1, 18950828), (2, 9475414), (4, 4737707), (13, 1457756), (19, 997412), (26, 728878), (38, 498706), (52, 364439), (76, 249353), (247, 76724), (494, 38362), (988, 19181)]