19343828

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 41260800

約数和(自身を除く): 21916972

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 613, 644, 686, 1127, 1226, 1372, 2254, 2452, 4291, 4508, 7889, 8582, 14099, 15778, 17164, 28198, 30037, 31556, 56396, 60074, 98693, 120148, 197386, 210259, 394772, 420518, 690851, 841036, 1381702, 2763404, 4835957, 9671914, 19343828]

約数ペア:

[(1, 19343828), (2, 9671914), (4, 4835957), (7, 2763404), (14, 1381702), (23, 841036), (28, 690851), (46, 420518), (49, 394772), (92, 210259), (98, 197386), (161, 120148), (196, 98693), (322, 60074), (343, 56396), (613, 31556), (644, 30037), (686, 28198), (1127, 17164), (1226, 15778), (1372, 14099), (2254, 8582), (2452, 7889), (4291, 4508)]