19311872

素因数分解:

$2^8\times {\mathrm{75437}}^1$

素因数の和:75453

約数の個数: 18

約数和(自身を含む): 38548818

約数和(自身を除く): 19236946

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 75437, 150874, 301748, 603496, 1206992, 2413984, 4827968, 9655936, 19311872]

約数ペア:

[(1, 19311872), (2, 9655936), (4, 4827968), (8, 2413984), (16, 1206992), (32, 603496), (64, 301748), (128, 150874), (256, 75437)]