2017644979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{42257}}^1$

素因数の和:42642

約数の個数: 16

約数和(自身を含む): 2434060800

約数和(自身を除く): 416415821

約数列:

[1, 7, 19, 133, 359, 2513, 6821, 42257, 47747, 295799, 802883, 5620181, 15170263, 106191841, 288234997, 2017644979]

約数ペア:

[(1, 2017644979), (7, 288234997), (19, 106191841), (133, 15170263), (359, 5620181), (2513, 802883), (6821, 295799), (42257, 47747)]