220174084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79889}}^1$

素因数の和:79959

約数の個数: 24

約数和(自身を含む): 422777880

約数和(自身を除く): 202603796

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 79889, 159778, 319556, 1038557, 2077114, 4154228, 4234117, 8468234, 16936468, 55043521, 110087042, 220174084]

約数ペア:

[(1, 220174084), (2, 110087042), (4, 55043521), (13, 16936468), (26, 8468234), (52, 4234117), (53, 4154228), (106, 2077114), (212, 1038557), (689, 319556), (1378, 159778), (2756, 79889)]