1620992

素因数分解:

$2^{10}\times {\mathrm{1583}}^1$

素因数の和:1603

約数の個数: 22

約数和(自身を含む): 3242448

約数和(自身を除く): 1621456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1583, 3166, 6332, 12664, 25328, 50656, 101312, 202624, 405248, 810496, 1620992]

約数ペア:

[(1, 1620992), (2, 810496), (4, 405248), (8, 202624), (16, 101312), (32, 50656), (64, 25328), (128, 12664), (256, 6332), (512, 3166), (1024, 1583)]