20564411

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 24407040

約数和(自身を除く): 3842629

約数列:

[1, 7, 41, 79, 287, 553, 907, 3239, 6349, 22673, 37187, 71653, 260309, 501571, 2937773, 20564411]

約数ペア:

[(1, 20564411), (7, 2937773), (41, 501571), (79, 260309), (287, 71653), (553, 37187), (907, 22673), (3239, 6349)]