219943844

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{1341121}}^1$

素因数の和:1341166

約数の個数: 12

約数和(自身を含む): 394289868

約数和(自身を除く): 174346024

約数列:

[1, 2, 4, 41, 82, 164, 1341121, 2682242, 5364484, 54985961, 109971922, 219943844]

約数ペア:

[(1, 219943844), (2, 109971922), (4, 54985961), (41, 5364484), (82, 2682242), (164, 1341121)]