216620877310

素因数分解:

$2^1\times 5^1\times {\mathrm{20177}}^1\times {\mathrm{1073603}}^1$

素因数の和:1093787

約数の個数: 16

約数和(自身を含む): 389937267216

約数和(自身を除く): 173316389906

約数列:

[1, 2, 5, 10, 20177, 40354, 100885, 201770, 1073603, 2147206, 5368015, 10736030, 21662087731, 43324175462, 108310438655, 216620877310]

約数ペア:

[(1, 216620877310), (2, 108310438655), (5, 43324175462), (10, 21662087731), (20177, 10736030), (40354, 5368015), (100885, 2147206), (201770, 1073603)]