20603077918

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{1501901}}^1$

素因数の和:1501960

約数の個数: 16

約数和(自身を含む): 32621311440

約数和(自身を除く): 12018233522

約数列:

[1, 2, 19, 38, 361, 722, 6859, 13718, 1501901, 3003802, 28536119, 57072238, 542186261, 1084372522, 10301538959, 20603077918]

約数ペア:

[(1, 20603077918), (2, 10301538959), (19, 1084372522), (38, 542186261), (361, 57072238), (722, 28536119), (6859, 3003802), (13718, 1501901)]