20155276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1627}}^1$

素因数の和:1813

約数の個数: 24

約数和(自身を含む): 37378880

約数和(自身を除く): 17223604

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 1627, 3097, 3254, 6194, 6508, 12388, 30913, 61826, 123652, 265201, 530402, 1060804, 5038819, 10077638, 20155276]

約数ペア:

[(1, 20155276), (2, 10077638), (4, 5038819), (19, 1060804), (38, 530402), (76, 265201), (163, 123652), (326, 61826), (652, 30913), (1627, 12388), (3097, 6508), (3254, 6194)]