19995837

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1019}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 27678720

約数和(自身を除く): 7682883

約数列:

[1, 3, 31, 93, 211, 633, 1019, 3057, 6541, 19623, 31589, 94767, 215009, 645027, 6665279, 19995837]

約数ペア:

[(1, 19995837), (3, 6665279), (31, 645027), (93, 215009), (211, 94767), (633, 31589), (1019, 19623), (3057, 6541)]