19895667

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2431

約数の個数: 24

約数和(自身を含む): 30438912

約数和(自身を除く): 10543245

約数列:

[1, 3, 11, 23, 33, 69, 121, 253, 363, 759, 2383, 2783, 7149, 8349, 26213, 54809, 78639, 164427, 288343, 602899, 865029, 1808697, 6631889, 19895667]

約数ペア:

[(1, 19895667), (3, 6631889), (11, 1808697), (23, 865029), (33, 602899), (69, 288343), (121, 164427), (253, 78639), (363, 54809), (759, 26213), (2383, 8349), (2783, 7149)]