19215392

素因数分解:

$2^5\times 7^1\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 43686720

約数和(自身を除く): 24471328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 109, 112, 218, 224, 436, 763, 787, 872, 1526, 1574, 1744, 3052, 3148, 3488, 5509, 6104, 6296, 11018, 12208, 12592, 22036, 24416, 25184, 44072, 85783, 88144, 171566, 176288, 343132, 600481, 686264, 1200962, 1372528, 2401924, 2745056, 4803848, 9607696, 19215392]

約数ペア:

[(1, 19215392), (2, 9607696), (4, 4803848), (7, 2745056), (8, 2401924), (14, 1372528), (16, 1200962), (28, 686264), (32, 600481), (56, 343132), (109, 176288), (112, 171566), (218, 88144), (224, 85783), (436, 44072), (763, 25184), (787, 24416), (872, 22036), (1526, 12592), (1574, 12208), (1744, 11018), (3052, 6296), (3148, 6104), (3488, 5509)]