20165339907

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{62327}}^1$

素因数の和:62880

約数の個数: 32

約数和(自身を含む): 31233807360

約数和(自身を除く): 11068467453

約数列:

[1, 3, 9, 23, 27, 69, 207, 521, 621, 1563, 4689, 11983, 14067, 35949, 62327, 107847, 186981, 323541, 560943, 1433521, 1682829, 4300563, 12901689, 32472367, 38705067, 97417101, 292251303, 746864441, 876753909, 2240593323, 6721779969, 20165339907]

約数ペア:

[(1, 20165339907), (3, 6721779969), (9, 2240593323), (23, 876753909), (27, 746864441), (69, 292251303), (207, 97417101), (521, 38705067), (621, 32472367), (1563, 12901689), (4689, 4300563), (11983, 1682829), (14067, 1433521), (35949, 560943), (62327, 323541), (107847, 186981)]