1291008512

素因数分解:

$2^9\times {\mathrm{2521501}}^1$

素因数の和:2521519

約数の個数: 20

約数和(自身を含む): 2579496546

約数和(自身を除く): 1288488034

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 2521501, 5043002, 10086004, 20172008, 40344016, 80688032, 161376064, 322752128, 645504256, 1291008512]

約数ペア:

[(1, 1291008512), (2, 645504256), (4, 322752128), (8, 161376064), (16, 80688032), (32, 40344016), (64, 20172008), (128, 10086004), (256, 5043002), (512, 2521501)]