20527598

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 39434976

約数和(自身を除く): 18907378

約数列:

[1, 2, 7, 13, 14, 26, 43, 61, 86, 91, 122, 182, 301, 427, 559, 602, 793, 854, 1118, 1586, 1849, 2623, 3698, 3913, 5246, 5551, 7826, 11102, 12943, 18361, 24037, 25886, 34099, 36722, 48074, 68198, 112789, 168259, 225578, 238693, 336518, 477386, 789523, 1466257, 1579046, 2932514, 10263799, 20527598]

約数ペア:

[(1, 20527598), (2, 10263799), (7, 2932514), (13, 1579046), (14, 1466257), (26, 789523), (43, 477386), (61, 336518), (86, 238693), (91, 225578), (122, 168259), (182, 112789), (301, 68198), (427, 48074), (559, 36722), (602, 34099), (793, 25886), (854, 24037), (1118, 18361), (1586, 12943), (1849, 11102), (2623, 7826), (3698, 5551), (3913, 5246)]