1291245248

素因数分解:

$2^6\times {\mathrm{20175707}}^1$

素因数の和:20175719

約数の個数: 14

約数和(自身を含む): 2562314916

約数和(自身を除く): 1271069668

約数列:

[1, 2, 4, 8, 16, 32, 64, 20175707, 40351414, 80702828, 161405656, 322811312, 645622624, 1291245248]

約数ペア:

[(1, 1291245248), (2, 645622624), (4, 322811312), (8, 161405656), (16, 80702828), (32, 40351414), (64, 20175707)]