12748528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61291}}^1$

素因数の和:61312

約数の個数: 20

約数和(自身を含む): 26600728

約数和(自身を除く): 13852200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61291, 122582, 245164, 490328, 796783, 980656, 1593566, 3187132, 6374264, 12748528]

約数ペア:

[(1, 12748528), (2, 6374264), (4, 3187132), (8, 1593566), (13, 980656), (16, 796783), (26, 490328), (52, 245164), (104, 122582), (208, 61291)]