1229279984

素因数分解:

$2^4\times {\mathrm{5519}}^1\times {\mathrm{13921}}^1$

素因数の和:19448

約数の個数: 20

約数和(自身を含む): 2382332640

約数和(自身を除く): 1153052656

約数列:

[1, 2, 4, 8, 16, 5519, 11038, 13921, 22076, 27842, 44152, 55684, 88304, 111368, 222736, 76829999, 153659998, 307319996, 614639992, 1229279984]

約数ペア:

[(1, 1229279984), (2, 614639992), (4, 307319996), (8, 153659998), (16, 76829999), (5519, 222736), (11038, 111368), (13921, 88304), (22076, 55684), (27842, 44152)]