19620392

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{20269}}^1$

素因数の和:20297

約数の個数: 24

約数和(自身を含む): 40438650

約数和(自身を除く): 20818258

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 20269, 40538, 81076, 162152, 222959, 445918, 891836, 1783672, 2452549, 4905098, 9810196, 19620392]

約数ペア:

[(1, 19620392), (2, 9810196), (4, 4905098), (8, 2452549), (11, 1783672), (22, 891836), (44, 445918), (88, 222959), (121, 162152), (242, 81076), (484, 40538), (968, 20269)]