19207656

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20521}}^1$

素因数の和:20546

約数の個数: 48

約数和(自身を含む): 56025060

約数和(自身を除く): 36817404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20521, 41042, 61563, 82084, 123126, 164168, 184689, 246252, 266773, 369378, 492504, 533546, 738756, 800319, 1067092, 1477512, 1600638, 2134184, 2400957, 3201276, 4801914, 6402552, 9603828, 19207656]

約数ペア:

[(1, 19207656), (2, 9603828), (3, 6402552), (4, 4801914), (6, 3201276), (8, 2400957), (9, 2134184), (12, 1600638), (13, 1477512), (18, 1067092), (24, 800319), (26, 738756), (36, 533546), (39, 492504), (52, 369378), (72, 266773), (78, 246252), (104, 184689), (117, 164168), (156, 123126), (234, 82084), (312, 61563), (468, 41042), (936, 20521)]