19352709

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 29849600

約数和(自身を除く): 10496891

約数列:

[1, 3, 9, 27, 43, 79, 129, 211, 237, 387, 633, 711, 1161, 1899, 2133, 3397, 5697, 9073, 10191, 16669, 27219, 30573, 50007, 81657, 91719, 150021, 244971, 450063, 716767, 2150301, 6450903, 19352709]

約数ペア:

[(1, 19352709), (3, 6450903), (9, 2150301), (27, 716767), (43, 450063), (79, 244971), (129, 150021), (211, 91719), (237, 81657), (387, 50007), (633, 30573), (711, 27219), (1161, 16669), (1899, 10191), (2133, 9073), (3397, 5697)]