18389007

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22453}}^1$

素因数の和:22479

約数の個数: 24

約数和(自身を含む): 32693024

約数和(自身を除く): 14304017

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22453, 67359, 157171, 202077, 291889, 471513, 875667, 1414539, 2043223, 2627001, 6129669, 18389007]

約数ペア:

[(1, 18389007), (3, 6129669), (7, 2627001), (9, 2043223), (13, 1414539), (21, 875667), (39, 471513), (63, 291889), (91, 202077), (117, 157171), (273, 67359), (819, 22453)]