20932737

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2281}}^1$

素因数の和:2333

約数の個数: 32

約数和(自身を含む): 35051520

約数和(自身を除く): 14118783

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 2281, 3059, 6843, 9177, 15967, 43339, 47901, 52463, 130017, 157389, 303373, 367241, 910119, 996797, 1101723, 2990391, 6977579, 20932737]

約数ペア:

[(1, 20932737), (3, 6977579), (7, 2990391), (19, 1101723), (21, 996797), (23, 910119), (57, 367241), (69, 303373), (133, 157389), (161, 130017), (399, 52463), (437, 47901), (483, 43339), (1311, 15967), (2281, 9177), (3059, 6843)]