18788254082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{45989}}^1$

素因数の和:46850

約数の個数: 32

約数和(自身を含む): 31986964800

約数和(自身を除く): 13198710718

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 827, 1654, 10751, 15713, 21502, 31426, 45989, 91978, 204269, 408538, 597857, 873791, 1195714, 1747582, 11359283, 22718566, 38032903, 76065806, 494427739, 722625157, 988855478, 1445250314, 9394127041, 18788254082]

約数ペア:

[(1, 18788254082), (2, 9394127041), (13, 1445250314), (19, 988855478), (26, 722625157), (38, 494427739), (247, 76065806), (494, 38032903), (827, 22718566), (1654, 11359283), (10751, 1747582), (15713, 1195714), (21502, 873791), (31426, 597857), (45989, 408538), (91978, 204269)]