2018702931

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{69709}}^1$

素因数の和:69923

約数の個数: 24

約数和(自身を含む): 3146988240

約数和(自身を除く): 1128285309

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 9653, 28959, 69709, 209127, 487963, 1463889, 3415741, 10247223, 13732673, 41198019, 96128711, 288386133, 672900977, 2018702931]

約数ペア:

[(1, 2018702931), (3, 672900977), (7, 288386133), (21, 96128711), (49, 41198019), (147, 13732673), (197, 10247223), (591, 3415741), (1379, 1463889), (4137, 487963), (9653, 209127), (28959, 69709)]