19821248

素因数分解:

$2^6\times {\mathrm{309707}}^1$

素因数の和:309719

約数の個数: 14

約数和(自身を含む): 39332916

約数和(自身を除く): 19511668

約数列:

[1, 2, 4, 8, 16, 32, 64, 309707, 619414, 1238828, 2477656, 4955312, 9910624, 19821248]

約数ペア:

[(1, 19821248), (2, 9910624), (4, 4955312), (8, 2477656), (16, 1238828), (32, 619414), (64, 309707)]