20572431

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{36671}}^1$

素因数の和:36702

約数の個数: 16

約数和(自身を含む): 31684608

約数和(自身を除く): 11112177

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 36671, 110013, 403381, 623407, 1210143, 1870221, 6857477, 20572431]

約数ペア:

[(1, 20572431), (3, 6857477), (11, 1870221), (17, 1210143), (33, 623407), (51, 403381), (187, 110013), (561, 36671)]