20715594

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3491}}^1$

素因数の和:3562

約数の個数: 32

約数和(自身を含む): 44250624

約数和(自身を除く): 23535030

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 3491, 5934, 6982, 10473, 20946, 80293, 150113, 160586, 240879, 300226, 450339, 481758, 900678, 3452599, 6905198, 10357797, 20715594]

約数ペア:

[(1, 20715594), (2, 10357797), (3, 6905198), (6, 3452599), (23, 900678), (43, 481758), (46, 450339), (69, 300226), (86, 240879), (129, 160586), (138, 150113), (258, 80293), (989, 20946), (1978, 10473), (2967, 6982), (3491, 5934)]