20165354805

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1\times {\mathrm{22973}}^1$

素因数の和:23541

約数の個数: 32

約数和(自身を含む): 32575294080

約数和(自身を除く): 12409939275

約数列:

[1, 3, 5, 15, 139, 417, 421, 695, 1263, 2085, 2105, 6315, 22973, 58519, 68919, 114865, 175557, 292595, 344595, 877785, 3193247, 9579741, 9671633, 15966235, 29014899, 47898705, 48358165, 145074495, 1344356987, 4033070961, 6721784935, 20165354805]

約数ペア:

[(1, 20165354805), (3, 6721784935), (5, 4033070961), (15, 1344356987), (139, 145074495), (417, 48358165), (421, 47898705), (695, 29014899), (1263, 15966235), (2085, 9671633), (2105, 9579741), (6315, 3193247), (22973, 877785), (58519, 344595), (68919, 292595), (114865, 175557)]