20809974633

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1\times {\mathrm{8287}}^1$

素因数の和:9101

約数の個数: 32

約数和(自身を含む): 31927762944

約数和(自身を除く): 11117788311

約数列:

[1, 3, 7, 21, 197, 591, 607, 1379, 1821, 4137, 4249, 8287, 12747, 24861, 58009, 119579, 174027, 358737, 837053, 1632539, 2511159, 4897617, 5030209, 11427773, 15090627, 34283319, 35211463, 105634389, 990951173, 2972853519, 6936658211, 20809974633]

約数ペア:

[(1, 20809974633), (3, 6936658211), (7, 2972853519), (21, 990951173), (197, 105634389), (591, 35211463), (607, 34283319), (1379, 15090627), (1821, 11427773), (4137, 5030209), (4249, 4897617), (8287, 2511159), (12747, 1632539), (24861, 837053), (58009, 358737), (119579, 174027)]