31627188

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20431}}^1$

素因数の和:20484

約数の個数: 36

約数和(自身を含む): 81809728

約数和(自身を除く): 50182540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 20431, 40862, 61293, 81724, 122586, 183879, 245172, 367758, 735516, 878533, 1757066, 2635599, 3514132, 5271198, 7906797, 10542396, 15813594, 31627188]

約数ペア:

[(1, 31627188), (2, 15813594), (3, 10542396), (4, 7906797), (6, 5271198), (9, 3514132), (12, 2635599), (18, 1757066), (36, 878533), (43, 735516), (86, 367758), (129, 245172), (172, 183879), (258, 122586), (387, 81724), (516, 61293), (774, 40862), (1548, 20431)]