201366628

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{389}}^1\times {\mathrm{1019}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 356428800

約数和(自身を除く): 155062172

約数列:

[1, 2, 4, 127, 254, 389, 508, 778, 1019, 1556, 2038, 4076, 49403, 98806, 129413, 197612, 258826, 396391, 517652, 792782, 1585564, 50341657, 100683314, 201366628]

約数ペア:

[(1, 201366628), (2, 100683314), (4, 50341657), (127, 1585564), (254, 792782), (389, 517652), (508, 396391), (778, 258826), (1019, 197612), (1556, 129413), (2038, 98806), (4076, 49403)]