20676332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 38309040

約数和(自身を除く): 17632708

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 1381, 2762, 3743, 5524, 7486, 14972, 26239, 52478, 104956, 272057, 544114, 1088228, 5169083, 10338166, 20676332]

約数ペア:

[(1, 20676332), (2, 10338166), (4, 5169083), (19, 1088228), (38, 544114), (76, 272057), (197, 104956), (394, 52478), (788, 26239), (1381, 14972), (2762, 7486), (3743, 5524)]