18139190

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22961}}^1$

素因数の和:23047

約数の個数: 16

約数和(自身を含む): 33065280

約数和(自身を除く): 14926090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 22961, 45922, 114805, 229610, 1813919, 3627838, 9069595, 18139190]

約数ペア:

[(1, 18139190), (2, 9069595), (5, 3627838), (10, 1813919), (79, 229610), (158, 114805), (395, 45922), (790, 22961)]