20028902

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:823

約数の個数: 16

約数和(自身を含む): 30555792

約数和(自身を除く): 10526890

約数列:

[1, 2, 107, 173, 214, 346, 541, 1082, 18511, 37022, 57887, 93593, 115774, 187186, 10014451, 20028902]

約数ペア:

[(1, 20028902), (2, 10014451), (107, 187186), (173, 115774), (214, 93593), (346, 57887), (541, 37022), (1082, 18511)]