20238894

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86491}}^1$

素因数の和:86512

約数の個数: 24

約数和(自身を含む): 47224632

約数和(自身を除く): 26985738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86491, 172982, 259473, 518946, 778419, 1124383, 1556838, 2248766, 3373149, 6746298, 10119447, 20238894]

約数ペア:

[(1, 20238894), (2, 10119447), (3, 6746298), (6, 3373149), (9, 2248766), (13, 1556838), (18, 1124383), (26, 778419), (39, 518946), (78, 259473), (117, 172982), (234, 86491)]