20388634

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76649}}^1$

素因数の和:76677

約数の個数: 16

約数和(自身を含む): 36792000

約数和(自身を除く): 16403366

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 76649, 153298, 536543, 1073086, 1456331, 2912662, 10194317, 20388634]

約数ペア:

[(1, 20388634), (2, 10194317), (7, 2912662), (14, 1456331), (19, 1073086), (38, 536543), (133, 153298), (266, 76649)]