20274688

素因数分解:

$2^9\times 7^1\times {\mathrm{5657}}^1$

素因数の和:5682

約数の個数: 40

約数和(自身を含む): 46305072

約数和(自身を除く): 26030384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 5657, 11314, 22628, 39599, 45256, 79198, 90512, 158396, 181024, 316792, 362048, 633584, 724096, 1267168, 1448192, 2534336, 2896384, 5068672, 10137344, 20274688]

約数ペア:

[(1, 20274688), (2, 10137344), (4, 5068672), (7, 2896384), (8, 2534336), (14, 1448192), (16, 1267168), (28, 724096), (32, 633584), (56, 362048), (64, 316792), (112, 181024), (128, 158396), (224, 90512), (256, 79198), (448, 45256), (512, 39599), (896, 22628), (1792, 11314), (3584, 5657)]