200909212

素因数分解:

$2^2\times 7^2\times {\mathrm{1025047}}^1$

素因数の和:1025065

約数の個数: 18

約数和(自身を含む): 408994152

約数和(自身を除く): 208084940

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1025047, 2050094, 4100188, 7175329, 14350658, 28701316, 50227303, 100454606, 200909212]

約数ペア:

[(1, 200909212), (2, 100454606), (4, 50227303), (7, 28701316), (14, 14350658), (28, 7175329), (49, 4100188), (98, 2050094), (196, 1025047)]