2018780449

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{16741}}^1$

素因数の和:16885

約数の個数: 24

約数和(自身を含む): 2473530048

約数和(自身を除く): 454749599

約数列:

[1, 7, 23, 49, 107, 161, 749, 1127, 2461, 5243, 16741, 17227, 117187, 120589, 385043, 820309, 1791287, 2695301, 12539009, 18867107, 41199601, 87773063, 288397207, 2018780449]

約数ペア:

[(1, 2018780449), (7, 288397207), (23, 87773063), (49, 41199601), (107, 18867107), (161, 12539009), (749, 2695301), (1127, 1791287), (2461, 820309), (5243, 385043), (16741, 120589), (17227, 117187)]