78828208

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{20443}}^1$

素因数の和:20692

約数の個数: 20

約数和(自身を含む): 153370888

約数和(自身を除く): 74542680

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 20443, 40886, 81772, 163544, 327088, 4926763, 9853526, 19707052, 39414104, 78828208]

約数ペア:

[(1, 78828208), (2, 39414104), (4, 19707052), (8, 9853526), (16, 4926763), (241, 327088), (482, 163544), (964, 81772), (1928, 40886), (3856, 20443)]