20738913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{9013}}^1$

素因数の和:9088

約数の個数: 16

約数和(自身を含む): 30287040

約数和(自身を除く): 9548127

約数列:

[1, 3, 13, 39, 59, 177, 767, 2301, 9013, 27039, 117169, 351507, 531767, 1595301, 6912971, 20738913]

約数ペア:

[(1, 20738913), (3, 6912971), (13, 1595301), (39, 531767), (59, 351507), (177, 117169), (767, 27039), (2301, 9013)]