18709280

素因数分解:

$2^5\times 5^1\times {\mathrm{116933}}^1$

素因数の和:116948

約数の個数: 24

約数和(自身を含む): 44201052

約数和(自身を除く): 25491772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 116933, 233866, 467732, 584665, 935464, 1169330, 1870928, 2338660, 3741856, 4677320, 9354640, 18709280]

約数ペア:

[(1, 18709280), (2, 9354640), (4, 4677320), (5, 3741856), (8, 2338660), (10, 1870928), (16, 1169330), (20, 935464), (32, 584665), (40, 467732), (80, 233866), (160, 116933)]