20147055

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 34203648

約数和(自身を除く): 14056593

約数列:

[1, 3, 5, 15, 31, 37, 93, 111, 155, 185, 465, 555, 1147, 1171, 3441, 3513, 5735, 5855, 17205, 17565, 36301, 43327, 108903, 129981, 181505, 216635, 544515, 649905, 1343137, 4029411, 6715685, 20147055]

約数ペア:

[(1, 20147055), (3, 6715685), (5, 4029411), (15, 1343137), (31, 649905), (37, 544515), (93, 216635), (111, 181505), (155, 129981), (185, 108903), (465, 43327), (555, 36301), (1147, 17565), (1171, 17205), (3441, 5855), (3513, 5735)]