2018987319

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{31891}}^1$

素因数の和:32390

約数の個数: 16

約数和(自身を含む): 2755468800

約数和(自身を除く): 736481481

約数列:

[1, 3, 47, 141, 449, 1347, 21103, 31891, 63309, 95673, 1498877, 4496631, 14319059, 42957177, 672995773, 2018987319]

約数ペア:

[(1, 2018987319), (3, 672995773), (47, 42957177), (141, 14319059), (449, 4496631), (1347, 1498877), (21103, 95673), (31891, 63309)]