206688004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12889}}^1$

素因数の和:13123

約数の個数: 24

約数和(自身を含む): 382575200

約数和(自身を除く): 175887196

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 4009, 8018, 12889, 16036, 25778, 51556, 244891, 489782, 979564, 2719579, 5439158, 10878316, 51672001, 103344002, 206688004]

約数ペア:

[(1, 206688004), (2, 103344002), (4, 51672001), (19, 10878316), (38, 5439158), (76, 2719579), (211, 979564), (422, 489782), (844, 244891), (4009, 51556), (8018, 25778), (12889, 16036)]