9974278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1319}}^1$

素因数の和:1539

約数の個数: 16

約数和(自身を含む): 15840000

約数和(自身を除く): 5865722

約数列:

[1, 2, 19, 38, 199, 398, 1319, 2638, 3781, 7562, 25061, 50122, 262481, 524962, 4987139, 9974278]

約数ペア:

[(1, 9974278), (2, 4987139), (19, 524962), (38, 262481), (199, 50122), (398, 25061), (1319, 7562), (2638, 3781)]