19005957

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 28549664

約数和(自身を除く): 9543707

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 603, 733, 2199, 2881, 6597, 8643, 25929, 31519, 49111, 94557, 147333, 283671, 441999, 2111773, 6335319, 19005957]

約数ペア:

[(1, 19005957), (3, 6335319), (9, 2111773), (43, 441999), (67, 283671), (129, 147333), (201, 94557), (387, 49111), (603, 31519), (733, 25929), (2199, 8643), (2881, 6597)]