1640392982

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{829319}}^1$

素因数の和:829387

約数の個数: 16

約数和(自身を含む): 2627285760

約数和(自身を除く): 986892778

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 829319, 1658638, 19074337, 35660717, 38148674, 71321434, 820196491, 1640392982]

約数ペア:

[(1, 1640392982), (2, 820196491), (23, 71321434), (43, 38148674), (46, 35660717), (86, 19074337), (989, 1658638), (1978, 829319)]