18575073

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:526

約数の個数: 36

約数和(自身を含む): 30354324

約数和(自身を除く): 11779251

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 121, 333, 363, 407, 461, 1089, 1221, 1383, 3663, 4149, 4477, 5071, 13431, 15213, 17057, 40293, 45639, 51171, 55781, 153513, 167343, 187627, 502029, 562881, 1688643, 2063897, 6191691, 18575073]

約数ペア:

[(1, 18575073), (3, 6191691), (9, 2063897), (11, 1688643), (33, 562881), (37, 502029), (99, 187627), (111, 167343), (121, 153513), (333, 55781), (363, 51171), (407, 45639), (461, 40293), (1089, 17057), (1221, 15213), (1383, 13431), (3663, 5071), (4149, 4477)]