20904448

素因数分解:

$2^9\times {\mathrm{40829}}^1$

素因数の和:40847

約数の個数: 20

約数和(自身を含む): 41769090

約数和(自身を除く): 20864642

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 40829, 81658, 163316, 326632, 653264, 1306528, 2613056, 5226112, 10452224, 20904448]

約数ペア:

[(1, 20904448), (2, 10452224), (4, 5226112), (8, 2613056), (16, 1306528), (32, 653264), (64, 326632), (128, 163316), (256, 81658), (512, 40829)]