20117347685

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1\times {\mathrm{3313}}^1$

素因数の和:3885

約数の個数: 32

約数和(自身を含む): 25169008128

約数和(自身を除く): 5051660443

約数列:

[1, 5, 43, 61, 215, 305, 463, 2315, 2623, 3313, 13115, 16565, 19909, 28243, 99545, 141215, 142459, 202093, 712295, 1010465, 1214449, 1533919, 6072245, 7669595, 8689999, 43449995, 65958517, 93569059, 329792585, 467845295, 4023469537, 20117347685]

約数ペア:

[(1, 20117347685), (5, 4023469537), (43, 467845295), (61, 329792585), (215, 93569059), (305, 65958517), (463, 43449995), (2315, 8689999), (2623, 7669595), (3313, 6072245), (13115, 1533919), (16565, 1214449), (19909, 1010465), (28243, 712295), (99545, 202093), (141215, 142459)]