20315676987

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{2259557}}^1$

素因数の和:2259609

約数の個数: 24

約数和(自身を含む): 31254206256

約数和(自身を除く): 10938529269

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 999, 2997, 8991, 2259557, 6778671, 20336013, 61008039, 83603609, 183024117, 250810827, 549072351, 752432481, 2257297443, 6771892329, 20315676987]

約数ペア:

[(1, 20315676987), (3, 6771892329), (9, 2257297443), (27, 752432481), (37, 549072351), (81, 250810827), (111, 183024117), (243, 83603609), (333, 61008039), (999, 20336013), (2997, 6778671), (8991, 2259557)]