19107873

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 30059520

約数和(自身を除く): 10951647

約数列:

[1, 3, 9, 27, 31, 37, 93, 111, 279, 333, 617, 837, 999, 1147, 1851, 3441, 5553, 10323, 16659, 19127, 22829, 30969, 57381, 68487, 172143, 205461, 516429, 616383, 707699, 2123097, 6369291, 19107873]

約数ペア:

[(1, 19107873), (3, 6369291), (9, 2123097), (27, 707699), (31, 616383), (37, 516429), (93, 205461), (111, 172143), (279, 68487), (333, 57381), (617, 30969), (837, 22829), (999, 19127), (1147, 16659), (1851, 10323), (3441, 5553)]