2490982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:807

約数の個数: 16

約数和(自身を含む): 4057200

約数和(自身を除く): 1566218

約数列:

[1, 2, 13, 26, 149, 298, 643, 1286, 1937, 3874, 8359, 16718, 95807, 191614, 1245491, 2490982]

約数ペア:

[(1, 2490982), (2, 1245491), (13, 191614), (26, 95807), (149, 16718), (298, 8359), (643, 3874), (1286, 1937)]