20725926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{265717}}^1$

素因数の和:265735

約数の個数: 16

約数和(自身を含む): 44640624

約数和(自身を除く): 23914698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 265717, 531434, 797151, 1594302, 3454321, 6908642, 10362963, 20725926]

約数ペア:

[(1, 20725926), (2, 10362963), (3, 6908642), (6, 3454321), (13, 1594302), (26, 797151), (39, 531434), (78, 265717)]