220163812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{17681}}^1$

素因数の和:17979

約数の個数: 24

約数和(自身を含む): 421821792

約数和(自身を除く): 201657980

約数列:

[1, 2, 4, 11, 22, 44, 283, 566, 1132, 3113, 6226, 12452, 17681, 35362, 70724, 194491, 388982, 777964, 5003723, 10007446, 20014892, 55040953, 110081906, 220163812]

約数ペア:

[(1, 220163812), (2, 110081906), (4, 55040953), (11, 20014892), (22, 10007446), (44, 5003723), (283, 777964), (566, 388982), (1132, 194491), (3113, 70724), (6226, 35362), (12452, 17681)]