20519044

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8053}}^1$

素因数の和:8084

約数の個数: 36

約数和(自身を含む): 44989644

約数和(自身を除く): 24470600

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 8053, 16106, 32212, 56371, 104689, 112742, 209378, 225484, 394597, 418756, 732823, 789194, 1465646, 1578388, 2931292, 5129761, 10259522, 20519044]

約数ペア:

[(1, 20519044), (2, 10259522), (4, 5129761), (7, 2931292), (13, 1578388), (14, 1465646), (26, 789194), (28, 732823), (49, 418756), (52, 394597), (91, 225484), (98, 209378), (182, 112742), (196, 104689), (364, 56371), (637, 32212), (1274, 16106), (2548, 8053)]