19440642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6079}}^1$

素因数の和:6138

約数の個数: 32

約数和(自身を含む): 42900480

約数和(自身を除く): 23459838

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6079, 12158, 18237, 36474, 79027, 158054, 237081, 249239, 474162, 498478, 747717, 1495434, 3240107, 6480214, 9720321, 19440642]

約数ペア:

[(1, 19440642), (2, 9720321), (3, 6480214), (6, 3240107), (13, 1495434), (26, 747717), (39, 498478), (41, 474162), (78, 249239), (82, 237081), (123, 158054), (246, 79027), (533, 36474), (1066, 18237), (1599, 12158), (3198, 6079)]