20618518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{1051}}^1$

素因数の和:1647

約数の個数: 16

約数和(自身を含む): 32835024

約数和(自身を除く): 12216506

約数列:

[1, 2, 17, 34, 577, 1051, 1154, 2102, 9809, 17867, 19618, 35734, 606427, 1212854, 10309259, 20618518]

約数ペア:

[(1, 20618518), (2, 10309259), (17, 1212854), (34, 606427), (577, 35734), (1051, 19618), (1154, 17867), (2102, 9809)]