20512019962

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77112857}}^1$

素因数の和:77112885

約数の個数: 16

約数和(自身を含む): 37014171840

約数和(自身を除く): 16502151878

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 77112857, 154225714, 539789999, 1079579998, 1465144283, 2930288566, 10256009981, 20512019962]

約数ペア:

[(1, 20512019962), (2, 10256009981), (7, 2930288566), (14, 1465144283), (19, 1079579998), (38, 539789999), (133, 154225714), (266, 77112857)]