18712764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{74257}}^1$

素因数の和:74274

約数の個数: 36

約数和(自身を含む): 54059824

約数和(自身を除く): 35347060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 74257, 148514, 222771, 297028, 445542, 519799, 668313, 891084, 1039598, 1336626, 1559397, 2079196, 2673252, 3118794, 4678191, 6237588, 9356382, 18712764]

約数ペア:

[(1, 18712764), (2, 9356382), (3, 6237588), (4, 4678191), (6, 3118794), (7, 2673252), (9, 2079196), (12, 1559397), (14, 1336626), (18, 1039598), (21, 891084), (28, 668313), (36, 519799), (42, 445542), (63, 297028), (84, 222771), (126, 148514), (252, 74257)]