2018137940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1108867}}^1$

素因数の和:1108896

約数の個数: 48

約数和(自身を含む): 5216115072

約数和(自身を除く): 3197977132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1108867, 2217734, 4435468, 5544335, 7762069, 11088670, 14415271, 15524138, 22177340, 28830542, 31048276, 38810345, 57661084, 72076355, 77620690, 100906897, 144152710, 155241380, 201813794, 288305420, 403627588, 504534485, 1009068970, 2018137940]

約数ペア:

[(1, 2018137940), (2, 1009068970), (4, 504534485), (5, 403627588), (7, 288305420), (10, 201813794), (13, 155241380), (14, 144152710), (20, 100906897), (26, 77620690), (28, 72076355), (35, 57661084), (52, 38810345), (65, 31048276), (70, 28830542), (91, 22177340), (130, 15524138), (140, 14415271), (182, 11088670), (260, 7762069), (364, 5544335), (455, 4435468), (910, 2217734), (1820, 1108867)]