20198507948

素因数分解:

$2^2\times {\mathrm{1019}}^1\times {\mathrm{4955473}}^1$

素因数の和:4956496

約数の個数: 12

約数和(自身を含む): 35382084360

約数和(自身を除く): 15183576412

約数列:

[1, 2, 4, 1019, 2038, 4076, 4955473, 9910946, 19821892, 5049626987, 10099253974, 20198507948]

約数ペア:

[(1, 20198507948), (2, 10099253974), (4, 5049626987), (1019, 19821892), (2038, 9910946), (4076, 4955473)]