20005946271

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{409597}}^1$

素因数の和:409682

約数の個数: 28

約数和(自身を含む): 30442961752

約数和(自身を除く): 10437015481

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 729, 1809, 5427, 16281, 48843, 409597, 1228791, 3686373, 11059119, 27442999, 33177357, 82328997, 99532071, 246986991, 298596213, 740960973, 2222882919, 6668648757, 20005946271]

約数ペア:

[(1, 20005946271), (3, 6668648757), (9, 2222882919), (27, 740960973), (67, 298596213), (81, 246986991), (201, 99532071), (243, 82328997), (603, 33177357), (729, 27442999), (1809, 11059119), (5427, 3686373), (16281, 1228791), (48843, 409597)]