20524779

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2383}}^1$

素因数の和:2432

約数の個数: 32

約数和(自身を含む): 34329600

約数和(自身を除く): 13804821

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2383, 2871, 7149, 8613, 21447, 26213, 64341, 69107, 78639, 207321, 235917, 621963, 707751, 760177, 1865889, 2280531, 6841593, 20524779]

約数ペア:

[(1, 20524779), (3, 6841593), (9, 2280531), (11, 1865889), (27, 760177), (29, 707751), (33, 621963), (87, 235917), (99, 207321), (261, 78639), (297, 69107), (319, 64341), (783, 26213), (957, 21447), (2383, 8613), (2871, 7149)]