2920211042

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10978237}}^1$

素因数の和:10978265

約数の個数: 16

約数和(自身を含む): 5269554240

約数和(自身を除く): 2349343198

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 10978237, 21956474, 76847659, 153695318, 208586503, 417173006, 1460105521, 2920211042]

約数ペア:

[(1, 2920211042), (2, 1460105521), (7, 417173006), (14, 208586503), (19, 153695318), (38, 76847659), (133, 21956474), (266, 10978237)]