38467820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31531}}^1$

素因数の和:31601

約数の個数: 24

約数和(自身を含む): 82109328

約数和(自身を除く): 43641508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 31531, 63062, 126124, 157655, 315310, 630620, 1923391, 3846782, 7693564, 9616955, 19233910, 38467820]

約数ペア:

[(1, 38467820), (2, 19233910), (4, 9616955), (5, 7693564), (10, 3846782), (20, 1923391), (61, 630620), (122, 315310), (244, 157655), (305, 126124), (610, 63062), (1220, 31531)]