20597016

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 57139200

約数和(自身を除く): 36542184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 122, 132, 183, 244, 264, 366, 488, 671, 732, 1279, 1342, 1464, 2013, 2558, 2684, 3837, 4026, 5116, 5368, 7674, 8052, 10232, 14069, 15348, 16104, 28138, 30696, 42207, 56276, 78019, 84414, 112552, 156038, 168828, 234057, 312076, 337656, 468114, 624152, 858209, 936228, 1716418, 1872456, 2574627, 3432836, 5149254, 6865672, 10298508, 20597016]

約数ペア:

[(1, 20597016), (2, 10298508), (3, 6865672), (4, 5149254), (6, 3432836), (8, 2574627), (11, 1872456), (12, 1716418), (22, 936228), (24, 858209), (33, 624152), (44, 468114), (61, 337656), (66, 312076), (88, 234057), (122, 168828), (132, 156038), (183, 112552), (244, 84414), (264, 78019), (366, 56276), (488, 42207), (671, 30696), (732, 28138), (1279, 16104), (1342, 15348), (1464, 14069), (2013, 10232), (2558, 8052), (2684, 7674), (3837, 5368), (4026, 5116)]