19693208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1627}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 39560400

約数和(自身を除く): 19867192

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 1627, 3026, 3254, 6052, 6508, 12104, 13016, 27659, 55318, 110636, 144803, 221272, 289606, 579212, 1158424, 2461651, 4923302, 9846604, 19693208]

約数ペア:

[(1, 19693208), (2, 9846604), (4, 4923302), (8, 2461651), (17, 1158424), (34, 579212), (68, 289606), (89, 221272), (136, 144803), (178, 110636), (356, 55318), (712, 27659), (1513, 13016), (1627, 12104), (3026, 6508), (3254, 6052)]