20989849686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20700049}}^1$

素因数の和:20700080

約数の個数: 24

約数和(自身を含む): 45457309800

約数和(自身を除く): 24467460114

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20700049, 41400098, 62100147, 124200294, 269100637, 538201274, 807301911, 1614603822, 3498308281, 6996616562, 10494924843, 20989849686]

約数ペア:

[(1, 20989849686), (2, 10494924843), (3, 6996616562), (6, 3498308281), (13, 1614603822), (26, 807301911), (39, 538201274), (78, 269100637), (169, 124200294), (338, 62100147), (507, 41400098), (1014, 20700049)]