18838554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1787}}^1$

素因数の和:2050

約数の個数: 32

約数和(自身を含む): 43255296

約数和(自身を除く): 24416742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1757, 1787, 3514, 3574, 5271, 5361, 10542, 10722, 12509, 25018, 37527, 75054, 448537, 897074, 1345611, 2691222, 3139759, 6279518, 9419277, 18838554]

約数ペア:

[(1, 18838554), (2, 9419277), (3, 6279518), (6, 3139759), (7, 2691222), (14, 1345611), (21, 897074), (42, 448537), (251, 75054), (502, 37527), (753, 25018), (1506, 12509), (1757, 10722), (1787, 10542), (3514, 5361), (3574, 5271)]