219739648

素因数分解:

$2^9\times {\mathrm{163}}^1\times {\mathrm{2633}}^1$

素因数の和:2814

約数の個数: 40

約数和(自身を含む): 441911448

約数和(自身を除く): 222171800

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 256, 326, 512, 652, 1304, 2608, 2633, 5216, 5266, 10432, 10532, 20864, 21064, 41728, 42128, 83456, 84256, 168512, 337024, 429179, 674048, 858358, 1348096, 1716716, 3433432, 6866864, 13733728, 27467456, 54934912, 109869824, 219739648]

約数ペア:

[(1, 219739648), (2, 109869824), (4, 54934912), (8, 27467456), (16, 13733728), (32, 6866864), (64, 3433432), (128, 1716716), (163, 1348096), (256, 858358), (326, 674048), (512, 429179), (652, 337024), (1304, 168512), (2608, 84256), (2633, 83456), (5216, 42128), (5266, 41728), (10432, 21064), (10532, 20864)]