20538582

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2689}}^1$

素因数の和:2780

約数の個数: 32

約数和(自身を含む): 43900800

約数和(自身を除く): 23362218

約数列:

[1, 2, 3, 6, 19, 38, 57, 67, 114, 134, 201, 402, 1273, 2546, 2689, 3819, 5378, 7638, 8067, 16134, 51091, 102182, 153273, 180163, 306546, 360326, 540489, 1080978, 3423097, 6846194, 10269291, 20538582]

約数ペア:

[(1, 20538582), (2, 10269291), (3, 6846194), (6, 3423097), (19, 1080978), (38, 540489), (57, 360326), (67, 306546), (114, 180163), (134, 153273), (201, 102182), (402, 51091), (1273, 16134), (2546, 8067), (2689, 7638), (3819, 5378)]