20373903

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 33196800

約数和(自身を除く): 12822897

約数列:

[1, 3, 9, 11, 27, 33, 99, 181, 297, 379, 543, 1137, 1629, 1991, 3411, 4169, 4887, 5973, 10233, 12507, 17919, 37521, 53757, 68599, 112563, 205797, 617391, 754589, 1852173, 2263767, 6791301, 20373903]

約数ペア:

[(1, 20373903), (3, 6791301), (9, 2263767), (11, 1852173), (27, 754589), (33, 617391), (99, 205797), (181, 112563), (297, 68599), (379, 53757), (543, 37521), (1137, 17919), (1629, 12507), (1991, 10233), (3411, 5973), (4169, 4887)]