20507776

素因数分解:

$2^7\times {\mathrm{160217}}^1$

素因数の和:160231

約数の個数: 16

約数和(自身を含む): 40855590

約数和(自身を除く): 20347814

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 160217, 320434, 640868, 1281736, 2563472, 5126944, 10253888, 20507776]

約数ペア:

[(1, 20507776), (2, 10253888), (4, 5126944), (8, 2563472), (16, 1281736), (32, 640868), (64, 320434), (128, 160217)]