20752017

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^2$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 33229872

約数和(自身を除く): 12477855

約数列:

[1, 3, 11, 13, 33, 39, 61, 143, 169, 183, 429, 507, 671, 793, 1859, 2013, 2379, 3721, 5577, 8723, 10309, 11163, 26169, 30927, 40931, 48373, 113399, 122793, 145119, 340197, 532103, 628849, 1596309, 1886547, 6917339, 20752017]

約数ペア:

[(1, 20752017), (3, 6917339), (11, 1886547), (13, 1596309), (33, 628849), (39, 532103), (61, 340197), (143, 145119), (169, 122793), (183, 113399), (429, 48373), (507, 40931), (671, 30927), (793, 26169), (1859, 11163), (2013, 10309), (2379, 8723), (3721, 5577)]