20681148

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{7211}}^1$

素因数の和:7457

約数の個数: 24

約数和(自身を含む): 48464640

約数和(自身を除く): 27783492

約数列:

[1, 2, 3, 4, 6, 12, 239, 478, 717, 956, 1434, 2868, 7211, 14422, 21633, 28844, 43266, 86532, 1723429, 3446858, 5170287, 6893716, 10340574, 20681148]

約数ペア:

[(1, 20681148), (2, 10340574), (3, 6893716), (4, 5170287), (6, 3446858), (12, 1723429), (239, 86532), (478, 43266), (717, 28844), (956, 21633), (1434, 14422), (2868, 7211)]