218037404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{40709}}^1$

素因数の和:40829

約数の個数: 24

約数和(自身を含む): 414916320

約数和(自身を除く): 196878916

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 40709, 81418, 162836, 529217, 1058434, 2116868, 4193027, 8386054, 16772108, 54509351, 109018702, 218037404]

約数ペア:

[(1, 218037404), (2, 109018702), (4, 54509351), (13, 16772108), (26, 8386054), (52, 4193027), (103, 2116868), (206, 1058434), (412, 529217), (1339, 162836), (2678, 81418), (5356, 40709)]