215931392

素因数分解:

$2^9\times {\mathrm{421741}}^1$

素因数の和:421759

約数の個数: 20

約数和(自身を含む): 431442066

約数和(自身を除く): 215510674

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 421741, 843482, 1686964, 3373928, 6747856, 13495712, 26991424, 53982848, 107965696, 215931392]

約数ペア:

[(1, 215931392), (2, 107965696), (4, 53982848), (8, 26991424), (16, 13495712), (32, 6747856), (64, 3373928), (128, 1686964), (256, 843482), (512, 421741)]