19489533

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40351}}^1$

素因数の和:40384

約数の個数: 16

約数和(自身を含む): 30990336

約数和(自身を除く): 11500803

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 40351, 121053, 282457, 847371, 928073, 2784219, 6496511, 19489533]

約数ペア:

[(1, 19489533), (3, 6496511), (7, 2784219), (21, 928073), (23, 847371), (69, 282457), (161, 121053), (483, 40351)]