18890138770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99421783}}^1$

素因数の和:99421809

約数の個数: 16

約数和(自身を含む): 35791842240

約数和(自身を除く): 16901703470

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 99421783, 198843566, 497108915, 994217830, 1889013877, 3778027754, 9445069385, 18890138770]

約数ペア:

[(1, 18890138770), (2, 9445069385), (5, 3778027754), (10, 1889013877), (19, 994217830), (38, 497108915), (95, 198843566), (190, 99421783)]