19162791

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11319129

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 503, 747, 1411, 1509, 2241, 4233, 4527, 8551, 12699, 13581, 25653, 38097, 41749, 76959, 125247, 230877, 375741, 709733, 1127223, 2129199, 6387597, 19162791]

約数ペア:

[(1, 19162791), (3, 6387597), (9, 2129199), (17, 1127223), (27, 709733), (51, 375741), (83, 230877), (153, 125247), (249, 76959), (459, 41749), (503, 38097), (747, 25653), (1411, 13581), (1509, 12699), (2241, 8551), (4233, 4527)]