19190871

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1721}}^1$

素因数の和:1796

約数の個数: 32

約数和(自身を含む): 33062400

約数和(自身を除く): 13871529

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 1721, 3717, 5163, 11151, 12047, 15489, 36141, 46467, 101539, 108423, 304617, 325269, 710773, 913851, 2132319, 2741553, 6396957, 19190871]

約数ペア:

[(1, 19190871), (3, 6396957), (7, 2741553), (9, 2132319), (21, 913851), (27, 710773), (59, 325269), (63, 304617), (177, 108423), (189, 101539), (413, 46467), (531, 36141), (1239, 15489), (1593, 12047), (1721, 11151), (3717, 5163)]