18446168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{919}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 37480800

約数和(自身を除く): 19034632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 919, 1544, 1838, 2509, 3676, 5018, 7352, 10036, 11947, 20072, 23894, 47788, 95576, 177367, 354734, 709468, 1418936, 2305771, 4611542, 9223084, 18446168]

約数ペア:

[(1, 18446168), (2, 9223084), (4, 4611542), (8, 2305771), (13, 1418936), (26, 709468), (52, 354734), (104, 177367), (193, 95576), (386, 47788), (772, 23894), (919, 20072), (1544, 11947), (1838, 10036), (2509, 7352), (3676, 5018)]