19528058907

素因数分解:

$3^4\times 7^1\times {\mathrm{677}}^1\times {\mathrm{50873}}^1$

素因数の和:51569

約数の個数: 40

約数和(自身を含む): 33388809696

約数和(自身を除く): 13860750789

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 677, 2031, 4739, 6093, 14217, 18279, 42651, 50873, 54837, 127953, 152619, 356111, 383859, 457857, 1068333, 1373571, 3204999, 4120713, 9614997, 28844991, 34441021, 103323063, 241087147, 309969189, 723261441, 929907567, 2169784323, 2789722701, 6509352969, 19528058907]

約数ペア:

[(1, 19528058907), (3, 6509352969), (7, 2789722701), (9, 2169784323), (21, 929907567), (27, 723261441), (63, 309969189), (81, 241087147), (189, 103323063), (567, 34441021), (677, 28844991), (2031, 9614997), (4739, 4120713), (6093, 3204999), (14217, 1373571), (18279, 1068333), (42651, 457857), (50873, 383859), (54837, 356111), (127953, 152619)]