20005901073

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{1523}}^1$

素因数の和:2065

約数の個数: 56

約数和(自身を含む): 30889334208

約数和(自身を除く): 10883433135

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 487, 729, 999, 1461, 1523, 2997, 4383, 4569, 8991, 13149, 13707, 18019, 26973, 39447, 41121, 54057, 56351, 118341, 123363, 162171, 169053, 355023, 370089, 486513, 507159, 741701, 1110267, 1459539, 1521477, 2225103, 4378617, 4564431, 6675309, 13135851, 13693293, 20025927, 27442937, 41079879, 60077781, 82328811, 180233343, 246986433, 540700029, 740959299, 2222877897, 6668633691, 20005901073]

約数ペア:

[(1, 20005901073), (3, 6668633691), (9, 2222877897), (27, 740959299), (37, 540700029), (81, 246986433), (111, 180233343), (243, 82328811), (333, 60077781), (487, 41079879), (729, 27442937), (999, 20025927), (1461, 13693293), (1523, 13135851), (2997, 6675309), (4383, 4564431), (4569, 4378617), (8991, 2225103), (13149, 1521477), (13707, 1459539), (18019, 1110267), (26973, 741701), (39447, 507159), (41121, 486513), (54057, 370089), (56351, 355023), (118341, 169053), (123363, 162171)]