17964891

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9833}}^1$

素因数の和:9875

約数の個数: 24

約数和(自身を含む): 30682080

約数和(自身を除く): 12717189

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 9833, 29499, 68831, 88497, 206493, 285157, 619479, 855471, 1996099, 2566413, 5988297, 17964891]

約数ペア:

[(1, 17964891), (3, 5988297), (7, 2566413), (9, 1996099), (21, 855471), (29, 619479), (63, 285157), (87, 206493), (203, 88497), (261, 68831), (609, 29499), (1827, 9833)]