1666522078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{622301}}^1$

素因数の和:622419

約数の個数: 16

約数和(自身を含む): 2718215136

約数和(自身を除く): 1051693058

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 622301, 1244602, 8089913, 16179826, 64097003, 128194006, 833261039, 1666522078]

約数ペア:

[(1, 1666522078), (2, 833261039), (13, 128194006), (26, 64097003), (103, 16179826), (206, 8089913), (1339, 1244602), (2678, 622301)]