201919828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{17449}}^1$

素因数の和:17727

約数の個数: 24

約数和(自身を含む): 386971200

約数和(自身を除く): 185051372

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 2893, 5786, 11572, 17449, 34898, 69796, 191939, 383878, 767756, 4589087, 9178174, 18356348, 50479957, 100959914, 201919828]

約数ペア:

[(1, 201919828), (2, 100959914), (4, 50479957), (11, 18356348), (22, 9178174), (44, 4589087), (263, 767756), (526, 383878), (1052, 191939), (2893, 69796), (5786, 34898), (11572, 17449)]