20159854855

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{131837}}^1$

素因数の和:132123

約数の個数: 32

約数和(自身を含む): 29388272256

約数和(自身を除く): 9228417401

約数列:

[1, 5, 7, 17, 35, 85, 119, 257, 595, 1285, 1799, 4369, 8995, 21845, 30583, 131837, 152915, 659185, 922859, 2241229, 4614295, 11206145, 15688603, 33882109, 78443015, 169410545, 237174763, 575995853, 1185873815, 2879979265, 4031970971, 20159854855]

約数ペア:

[(1, 20159854855), (5, 4031970971), (7, 2879979265), (17, 1185873815), (35, 575995853), (85, 237174763), (119, 169410545), (257, 78443015), (595, 33882109), (1285, 15688603), (1799, 11206145), (4369, 4614295), (8995, 2241229), (21845, 922859), (30583, 659185), (131837, 152915)]