1993173868

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{21617}}^1$

素因数の和:21754

約数の個数: 48

約数和(自身を含む): 4140279360

約数和(自身を除く): 2147105492

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 89, 148, 178, 259, 356, 518, 623, 1036, 1246, 2492, 3293, 6586, 13172, 21617, 23051, 43234, 46102, 86468, 92204, 151319, 302638, 605276, 799829, 1599658, 1923913, 3199316, 3847826, 5598803, 7695652, 11197606, 13467391, 22395212, 26934782, 53869564, 71184781, 142369562, 284739124, 498293467, 996586934, 1993173868]

約数ペア:

[(1, 1993173868), (2, 996586934), (4, 498293467), (7, 284739124), (14, 142369562), (28, 71184781), (37, 53869564), (74, 26934782), (89, 22395212), (148, 13467391), (178, 11197606), (259, 7695652), (356, 5598803), (518, 3847826), (623, 3199316), (1036, 1923913), (1246, 1599658), (2492, 799829), (3293, 605276), (6586, 302638), (13172, 151319), (21617, 92204), (23051, 86468), (43234, 46102)]