18976536

素因数分解:

$2^3\times 3^2\times {\mathrm{449}}^1\times {\mathrm{587}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 51597000

約数和(自身を除く): 32620464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 449, 587, 898, 1174, 1347, 1761, 1796, 2348, 2694, 3522, 3592, 4041, 4696, 5283, 5388, 7044, 8082, 10566, 10776, 14088, 16164, 21132, 32328, 42264, 263563, 527126, 790689, 1054252, 1581378, 2108504, 2372067, 3162756, 4744134, 6325512, 9488268, 18976536]

約数ペア:

[(1, 18976536), (2, 9488268), (3, 6325512), (4, 4744134), (6, 3162756), (8, 2372067), (9, 2108504), (12, 1581378), (18, 1054252), (24, 790689), (36, 527126), (72, 263563), (449, 42264), (587, 32328), (898, 21132), (1174, 16164), (1347, 14088), (1761, 10776), (1796, 10566), (2348, 8082), (2694, 7044), (3522, 5388), (3592, 5283), (4041, 4696)]