1990174

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 3185280

約数和(自身を除く): 1195106

約数列:

[1, 2, 19, 38, 83, 166, 631, 1262, 1577, 3154, 11989, 23978, 52373, 104746, 995087, 1990174]

約数ペア:

[(1, 1990174), (2, 995087), (19, 104746), (38, 52373), (83, 23978), (166, 11989), (631, 3154), (1262, 1577)]