19228923

素因数分解:

$3^2\times 7^3\times {\mathrm{6229}}^1$

素因数の和:6256

約数の個数: 24

約数和(自身を含む): 32396000

約数和(自身を除く): 13167077

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6229, 18687, 43603, 56061, 130809, 305221, 392427, 915663, 2136547, 2746989, 6409641, 19228923]

約数ペア:

[(1, 19228923), (3, 6409641), (7, 2746989), (9, 2136547), (21, 915663), (49, 392427), (63, 305221), (147, 130809), (343, 56061), (441, 43603), (1029, 18687), (3087, 6229)]