1990914362

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1\times {\mathrm{1223}}^1$

素因数の和:2114

約数の個数: 32

約数和(自身を含む): 3195168768

約数和(自身を除く): 1204254406

約数列:

[1, 2, 23, 43, 46, 86, 823, 989, 1223, 1646, 1978, 2446, 18929, 28129, 35389, 37858, 52589, 56258, 70778, 105178, 813947, 1006529, 1209547, 1627894, 2013058, 2419094, 23150167, 43280747, 46300334, 86561494, 995457181, 1990914362]

約数ペア:

[(1, 1990914362), (2, 995457181), (23, 86561494), (43, 46300334), (46, 43280747), (86, 23150167), (823, 2419094), (989, 2013058), (1223, 1627894), (1646, 1209547), (1978, 1006529), (2446, 813947), (18929, 105178), (28129, 70778), (35389, 56258), (37858, 52589)]