20127355196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{286927}}^1$

素因数の和:287034

約数の個数: 48

約数和(自身を含む): 40491279360

約数和(自身を除く): 20363924164

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 494, 923, 988, 1349, 1846, 2698, 3692, 5396, 17537, 35074, 70148, 286927, 573854, 1147708, 3730051, 5451613, 7460102, 10903226, 14920204, 20371817, 21806452, 40743634, 70870969, 81487268, 141741938, 264833621, 283483876, 387064523, 529667242, 774129046, 1059334484, 1548258092, 5031838799, 10063677598, 20127355196]

約数ペア:

[(1, 20127355196), (2, 10063677598), (4, 5031838799), (13, 1548258092), (19, 1059334484), (26, 774129046), (38, 529667242), (52, 387064523), (71, 283483876), (76, 264833621), (142, 141741938), (247, 81487268), (284, 70870969), (494, 40743634), (923, 21806452), (988, 20371817), (1349, 14920204), (1846, 10903226), (2698, 7460102), (3692, 5451613), (5396, 3730051), (17537, 1147708), (35074, 573854), (70148, 286927)]