20173473

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 30973800

約数和(自身を除く): 10800327

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 2089, 3219, 6267, 9657, 18801, 60581, 77293, 181743, 231879, 545229, 695637, 2241497, 6724491, 20173473]

約数ペア:

[(1, 20173473), (3, 6724491), (9, 2241497), (29, 695637), (37, 545229), (87, 231879), (111, 181743), (261, 77293), (333, 60581), (1073, 18801), (2089, 9657), (3219, 6267)]