20145294008

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18933547}}^1$

素因数の和:18933579

約数の個数: 32

約数和(自身を含む): 45440515200

約数和(自身を除く): 25295221192

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18933547, 37867094, 75734188, 132534829, 151468376, 265069658, 359737393, 530139316, 719474786, 1060278632, 1438949572, 2518161751, 2877899144, 5036323502, 10072647004, 20145294008]

約数ペア:

[(1, 20145294008), (2, 10072647004), (4, 5036323502), (7, 2877899144), (8, 2518161751), (14, 1438949572), (19, 1060278632), (28, 719474786), (38, 530139316), (56, 359737393), (76, 265069658), (133, 151468376), (152, 132534829), (266, 75734188), (532, 37867094), (1064, 18933547)]