20685887635

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{78877}}^1$

素因数の和:79075

約数の個数: 32

約数和(自身を含む): 29077585920

約数和(自身を除く): 8391698285

約数列:

[1, 5, 7, 35, 59, 127, 295, 413, 635, 889, 2065, 4445, 7493, 37465, 52451, 78877, 262255, 394385, 552139, 2760695, 4653743, 10017379, 23268715, 32576201, 50086895, 70121653, 162881005, 350608265, 591025361, 2955126805, 4137177527, 20685887635]

約数ペア:

[(1, 20685887635), (5, 4137177527), (7, 2955126805), (35, 591025361), (59, 350608265), (127, 162881005), (295, 70121653), (413, 50086895), (635, 32576201), (889, 23268715), (2065, 10017379), (4445, 4653743), (7493, 2760695), (37465, 552139), (52451, 394385), (78877, 262255)]