20535822

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{2903}}^1$

素因数の和:3045

約数の個数: 32

約数和(自身を含む): 45999360

約数和(自身を除く): 25463538

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 2903, 3537, 5806, 7074, 8709, 17418, 26127, 52254, 78381, 156762, 380293, 760586, 1140879, 2281758, 3422637, 6845274, 10267911, 20535822]

約数ペア:

[(1, 20535822), (2, 10267911), (3, 6845274), (6, 3422637), (9, 2281758), (18, 1140879), (27, 760586), (54, 380293), (131, 156762), (262, 78381), (393, 52254), (786, 26127), (1179, 17418), (2358, 8709), (2903, 7074), (3537, 5806)]