20340224

素因数分解:

$2^9\times {\mathrm{39727}}^1$

素因数の和:39745

約数の個数: 20

約数和(自身を含む): 40641744

約数和(自身を除く): 20301520

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39727, 79454, 158908, 317816, 635632, 1271264, 2542528, 5085056, 10170112, 20340224]

約数ペア:

[(1, 20340224), (2, 10170112), (4, 5085056), (8, 2542528), (16, 1271264), (32, 635632), (64, 317816), (128, 158908), (256, 79454), (512, 39727)]