20408935936

素因数分解:

$2^9\times {\mathrm{39861203}}^1$

素因数の和:39861221

約数の個数: 20

約数和(自身を含む): 40778011692

約数和(自身を除く): 20369075756

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39861203, 79722406, 159444812, 318889624, 637779248, 1275558496, 2551116992, 5102233984, 10204467968, 20408935936]

約数ペア:

[(1, 20408935936), (2, 10204467968), (4, 5102233984), (8, 2551116992), (16, 1275558496), (32, 637779248), (64, 318889624), (128, 159444812), (256, 79722406), (512, 39861203)]