19438816

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{20947}}^1$

素因数の和:20986

約数の個数: 24

約数和(自身を含む): 39591720

約数和(自身を除く): 20152904

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 20947, 41894, 83788, 167576, 335152, 607463, 670304, 1214926, 2429852, 4859704, 9719408, 19438816]

約数ペア:

[(1, 19438816), (2, 9719408), (4, 4859704), (8, 2429852), (16, 1214926), (29, 670304), (32, 607463), (58, 335152), (116, 167576), (232, 83788), (464, 41894), (928, 20947)]