18201734

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 12038266

約数列:

[1, 2, 19, 29, 38, 58, 83, 166, 199, 398, 551, 1102, 1577, 2407, 3154, 3781, 4814, 5771, 7562, 11542, 16517, 33034, 45733, 91466, 109649, 219298, 313823, 478993, 627646, 957986, 9100867, 18201734]

約数ペア:

[(1, 18201734), (2, 9100867), (19, 957986), (29, 627646), (38, 478993), (58, 313823), (83, 219298), (166, 109649), (199, 91466), (398, 45733), (551, 33034), (1102, 16517), (1577, 11542), (2407, 7562), (3154, 5771), (3781, 4814)]