201840401

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{20789}}^1$

素因数の和:20888

約数の個数: 16

約数和(自身を含む): 246153600

約数和(自身を除く): 44313199

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 20789, 145523, 394991, 1517597, 2764937, 10623179, 28834343, 201840401]

約数ペア:

[(1, 201840401), (7, 28834343), (19, 10623179), (73, 2764937), (133, 1517597), (511, 394991), (1387, 145523), (9709, 20789)]