20199803890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{288568627}}^1$

素因数の和:288568641

約数の個数: 16

約数和(自身を含む): 41553882432

約数和(自身を除く): 21354078542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 288568627, 577137254, 1442843135, 2019980389, 2885686270, 4039960778, 10099901945, 20199803890]

約数ペア:

[(1, 20199803890), (2, 10099901945), (5, 4039960778), (7, 2885686270), (10, 2019980389), (14, 1442843135), (35, 577137254), (70, 288568627)]