201220132802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1\times {\mathrm{387679}}^1$

素因数の和:407657

約数の個数: 16

約数和(自身を含む): 325065027840

約数和(自身を除く): 123844895038

約数列:

[1, 2, 13, 26, 19963, 39926, 259519, 387679, 519038, 775358, 5039827, 10079654, 7739235877, 15478471754, 100610066401, 201220132802]

約数ペア:

[(1, 201220132802), (2, 100610066401), (13, 15478471754), (26, 7739235877), (19963, 10079654), (39926, 5039827), (259519, 775358), (387679, 519038)]