66681872

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{15493}}^1$

素因数の和:15770

約数の個数: 20

約数和(自身を含む): 129684780

約数和(自身を除く): 63002908

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 15493, 30986, 61972, 123944, 247888, 4167617, 8335234, 16670468, 33340936, 66681872]

約数ペア:

[(1, 66681872), (2, 33340936), (4, 16670468), (8, 8335234), (16, 4167617), (269, 247888), (538, 123944), (1076, 61972), (2152, 30986), (4304, 15493)]