207989804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{429731}}^1$

素因数の和:429757

約数の個数: 18

約数和(自身を含む): 400080492

約数和(自身を除く): 192090688

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 429731, 859462, 1718924, 4727041, 9454082, 18908164, 51997451, 103994902, 207989804]

約数ペア:

[(1, 207989804), (2, 103994902), (4, 51997451), (11, 18908164), (22, 9454082), (44, 4727041), (121, 1718924), (242, 859462), (484, 429731)]