20372396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3331}}^1$

素因数の和:3485

約数の個数: 24

約数和(自身を含む): 39184320

約数和(自身を除く): 18811924

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 3331, 6116, 6662, 13324, 36641, 73282, 146564, 463009, 926018, 1852036, 5093099, 10186198, 20372396]

約数ペア:

[(1, 20372396), (2, 10186198), (4, 5093099), (11, 1852036), (22, 926018), (44, 463009), (139, 146564), (278, 73282), (556, 36641), (1529, 13324), (3058, 6662), (3331, 6116)]