2663306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:773

約数の個数: 16

約数和(自身を含む): 4250400

約数和(自身を除く): 1587094

約数列:

[1, 2, 19, 38, 109, 218, 643, 1286, 2071, 4142, 12217, 24434, 70087, 140174, 1331653, 2663306]

約数ペア:

[(1, 2663306), (2, 1331653), (19, 140174), (38, 70087), (109, 24434), (218, 12217), (643, 4142), (1286, 2071)]