18176820478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1\times {\mathrm{10303}}^1$

素因数の和:13072

約数の個数: 32

約数和(自身を含む): 30402570240

約数和(自身を除く): 12225749762

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 2731, 5462, 10303, 20606, 46427, 51889, 92854, 103778, 175151, 195757, 350302, 391514, 882113, 1764226, 3327869, 6655738, 28137493, 56274986, 478337381, 534612367, 956674762, 1069224734, 9088410239, 18176820478]

約数ペア:

[(1, 18176820478), (2, 9088410239), (17, 1069224734), (19, 956674762), (34, 534612367), (38, 478337381), (323, 56274986), (646, 28137493), (2731, 6655738), (5462, 3327869), (10303, 1764226), (20606, 882113), (46427, 391514), (51889, 350302), (92854, 195757), (103778, 175151)]