19095395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 7031965

約数列:

[1, 5, 11, 47, 55, 83, 89, 235, 415, 445, 517, 913, 979, 2585, 3901, 4183, 4565, 4895, 7387, 19505, 20915, 36935, 42911, 46013, 81257, 214555, 230065, 347189, 406285, 1735945, 3819079, 19095395]

約数ペア:

[(1, 19095395), (5, 3819079), (11, 1735945), (47, 406285), (55, 347189), (83, 230065), (89, 214555), (235, 81257), (415, 46013), (445, 42911), (517, 36935), (913, 20915), (979, 19505), (2585, 7387), (3901, 4895), (4183, 4565)]