20784047

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 22851072

約数和(自身を除く): 2067025

約数列:

[1, 17, 37, 173, 191, 629, 2941, 3247, 6401, 7067, 33043, 108817, 120139, 561731, 1222591, 20784047]

約数ペア:

[(1, 20784047), (17, 1222591), (37, 561731), (173, 120139), (191, 108817), (629, 33043), (2941, 7067), (3247, 6401)]