19395712

素因数分解:

$2^7\times 7^1\times {\mathrm{21647}}^1$

素因数の和:21668

約数の個数: 32

約数和(自身を含む): 44161920

約数和(自身を除く): 24766208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 21647, 43294, 86588, 151529, 173176, 303058, 346352, 606116, 692704, 1212232, 1385408, 2424464, 2770816, 4848928, 9697856, 19395712]

約数ペア:

[(1, 19395712), (2, 9697856), (4, 4848928), (7, 2770816), (8, 2424464), (14, 1385408), (16, 1212232), (28, 692704), (32, 606116), (56, 346352), (64, 303058), (112, 173176), (128, 151529), (224, 86588), (448, 43294), (896, 21647)]