18914168

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25981}}^1$

素因数の和:26007

約数の個数: 32

約数和(自身を含む): 43649760

約数和(自身を除く): 24735592

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 25981, 51962, 103924, 181867, 207848, 337753, 363734, 675506, 727468, 1351012, 1454936, 2364271, 2702024, 4728542, 9457084, 18914168]

約数ペア:

[(1, 18914168), (2, 9457084), (4, 4728542), (7, 2702024), (8, 2364271), (13, 1454936), (14, 1351012), (26, 727468), (28, 675506), (52, 363734), (56, 337753), (91, 207848), (104, 181867), (182, 103924), (364, 51962), (728, 25981)]