20804966559

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{1519831}}^1$

素因数の和:1519869

約数の個数: 30

約数和(自身を含む): 33653639976

約数和(自身を除く): 12848673417

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1521, 4563, 13689, 1519831, 4559493, 13678479, 19757803, 41035437, 59273409, 123106311, 177820227, 256851439, 533460681, 770554317, 1600382043, 2311662951, 6934988853, 20804966559]

約数ペア:

[(1, 20804966559), (3, 6934988853), (9, 2311662951), (13, 1600382043), (27, 770554317), (39, 533460681), (81, 256851439), (117, 177820227), (169, 123106311), (351, 59273409), (507, 41035437), (1053, 19757803), (1521, 13678479), (4563, 4559493), (13689, 1519831)]