18665004

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 45440640

約数和(自身を除く): 26775636

約数列:

[1, 2, 3, 4, 6, 12, 41, 59, 82, 118, 123, 164, 177, 236, 246, 354, 492, 643, 708, 1286, 1929, 2419, 2572, 3858, 4838, 7257, 7716, 9676, 14514, 26363, 29028, 37937, 52726, 75874, 79089, 105452, 113811, 151748, 158178, 227622, 316356, 455244, 1555417, 3110834, 4666251, 6221668, 9332502, 18665004]

約数ペア:

[(1, 18665004), (2, 9332502), (3, 6221668), (4, 4666251), (6, 3110834), (12, 1555417), (41, 455244), (59, 316356), (82, 227622), (118, 158178), (123, 151748), (164, 113811), (177, 105452), (236, 79089), (246, 75874), (354, 52726), (492, 37937), (643, 29028), (708, 26363), (1286, 14514), (1929, 9676), (2419, 7716), (2572, 7257), (3858, 4838)]