2005002748

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2309911}}^1$

素因数の和:2309953

約数の個数: 24

約数和(自身を含む): 4139362304

約数和(自身を除く): 2134359556

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 2309911, 4619822, 9239644, 16169377, 32338754, 64677508, 71607241, 143214482, 286428964, 501250687, 1002501374, 2005002748]

約数ペア:

[(1, 2005002748), (2, 1002501374), (4, 501250687), (7, 286428964), (14, 143214482), (28, 71607241), (31, 64677508), (62, 32338754), (124, 16169377), (217, 9239644), (434, 4619822), (868, 2309911)]