20347822090

素因数分解:

$2^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{10542913}}^1$

素因数の和:10543113

約数の個数: 16

約数和(自身を含む): 36815855688

約数和(自身を除く): 16468033598

約数列:

[1, 2, 5, 10, 193, 386, 965, 1930, 10542913, 21085826, 52714565, 105429130, 2034782209, 4069564418, 10173911045, 20347822090]

約数ペア:

[(1, 20347822090), (2, 10173911045), (5, 4069564418), (10, 2034782209), (193, 105429130), (386, 52714565), (965, 21085826), (1930, 10542913)]