19212208

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12379}}^1$

素因数の和:12484

約数の個数: 20

約数和(自身を含む): 37610440

約数和(自身を除く): 18398232

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12379, 24758, 49516, 99032, 198064, 1200763, 2401526, 4803052, 9606104, 19212208]

約数ペア:

[(1, 19212208), (2, 9606104), (4, 4803052), (8, 2401526), (16, 1200763), (97, 198064), (194, 99032), (388, 49516), (776, 24758), (1552, 12379)]