2009054642

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{123817}}^1$

素因数の和:123906

約数の個数: 32

約数和(自身を含む): 3684823680

約数和(自身を除く): 1675769038

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 8113, 16226, 123817, 247634, 866719, 1733438, 2352523, 4705046, 7552837, 15105674, 16467661, 32935322, 52869859, 105739718, 143503903, 287007806, 1004527321, 2009054642]

約数ペア:

[(1, 2009054642), (2, 1004527321), (7, 287007806), (14, 143503903), (19, 105739718), (38, 52869859), (61, 32935322), (122, 16467661), (133, 15105674), (266, 7552837), (427, 4705046), (854, 2352523), (1159, 1733438), (2318, 866719), (8113, 247634), (16226, 123817)]