19751148

素因数分解:

$2^2\times 3^3\times {\mathrm{199}}^1\times {\mathrm{919}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 51520000

約数和(自身を除く): 31768852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199, 398, 597, 796, 919, 1194, 1791, 1838, 2388, 2757, 3582, 3676, 5373, 5514, 7164, 8271, 10746, 11028, 16542, 21492, 24813, 33084, 49626, 99252, 182881, 365762, 548643, 731524, 1097286, 1645929, 2194572, 3291858, 4937787, 6583716, 9875574, 19751148]

約数ペア:

[(1, 19751148), (2, 9875574), (3, 6583716), (4, 4937787), (6, 3291858), (9, 2194572), (12, 1645929), (18, 1097286), (27, 731524), (36, 548643), (54, 365762), (108, 182881), (199, 99252), (398, 49626), (597, 33084), (796, 24813), (919, 21492), (1194, 16542), (1791, 11028), (1838, 10746), (2388, 8271), (2757, 7164), (3582, 5514), (3676, 5373)]