1389056

素因数分解:

$2^9\times {\mathrm{2713}}^1$

素因数の和:2731

約数の個数: 20

約数和(自身を含む): 2776422

約数和(自身を除く): 1387366

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 2713, 5426, 10852, 21704, 43408, 86816, 173632, 347264, 694528, 1389056]

約数ペア:

[(1, 1389056), (2, 694528), (4, 347264), (8, 173632), (16, 86816), (32, 43408), (64, 21704), (128, 10852), (256, 5426), (512, 2713)]