219922564

素因数分解:

$2^2\times {\mathrm{269}}^1\times {\mathrm{313}}^1\times {\mathrm{653}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 388122840

約数和(自身を除く): 168200276

約数列:

[1, 2, 4, 269, 313, 538, 626, 653, 1076, 1252, 1306, 2612, 84197, 168394, 175657, 204389, 336788, 351314, 408778, 702628, 817556, 54980641, 109961282, 219922564]

約数ペア:

[(1, 219922564), (2, 109961282), (4, 54980641), (269, 817556), (313, 702628), (538, 408778), (626, 351314), (653, 336788), (1076, 204389), (1252, 175657), (1306, 168394), (2612, 84197)]