20703344

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2657}}^1$

素因数の和:3152

約数の個数: 20

約数和(自身を含む): 40210224

約数和(自身を除く): 19506880

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2657, 3896, 5314, 7792, 10628, 21256, 42512, 1293959, 2587918, 5175836, 10351672, 20703344]

約数ペア:

[(1, 20703344), (2, 10351672), (4, 5175836), (8, 2587918), (16, 1293959), (487, 42512), (974, 21256), (1948, 10628), (2657, 7792), (3896, 5314)]