20004351

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1579}}^1$

素因数の和:1726

約数の個数: 16

約数和(自身を含む): 27605760

約数和(自身を除く): 7601409

約数列:

[1, 3, 41, 103, 123, 309, 1579, 4223, 4737, 12669, 64739, 162637, 194217, 487911, 6668117, 20004351]

約数ペア:

[(1, 20004351), (3, 6668117), (41, 487911), (103, 194217), (123, 162637), (309, 64739), (1579, 12669), (4223, 4737)]