1981852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 3704400

約数和(自身を除く): 1722548

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 293, 356, 586, 1172, 1691, 3382, 5567, 6764, 11134, 22268, 26077, 52154, 104308, 495463, 990926, 1981852]

約数ペア:

[(1, 1981852), (2, 990926), (4, 495463), (19, 104308), (38, 52154), (76, 26077), (89, 22268), (178, 11134), (293, 6764), (356, 5567), (586, 3382), (1172, 1691)]