65667856

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{39847}}^1$

素因数の和:39958

約数の個数: 20

約数和(自身を含む): 128469952

約数和(自身を除く): 62802096

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 39847, 79694, 159388, 318776, 637552, 4104241, 8208482, 16416964, 32833928, 65667856]

約数ペア:

[(1, 65667856), (2, 32833928), (4, 16416964), (8, 8208482), (16, 4104241), (103, 637552), (206, 318776), (412, 159388), (824, 79694), (1648, 39847)]