20132775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6883}}^1$

素因数の和:6912

約数の個数: 36

約数和(自身を含む): 38839528

約数和(自身を除く): 18706753

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 6883, 20649, 34415, 61947, 89479, 103245, 172075, 268437, 309735, 447395, 516225, 805311, 1342185, 1548675, 2236975, 4026555, 6710925, 20132775]

約数ペア:

[(1, 20132775), (3, 6710925), (5, 4026555), (9, 2236975), (13, 1548675), (15, 1342185), (25, 805311), (39, 516225), (45, 447395), (65, 309735), (75, 268437), (117, 172075), (195, 103245), (225, 89479), (325, 61947), (585, 34415), (975, 20649), (2925, 6883)]