18497430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{9787}}^1$

素因数の和:9810

約数の個数: 64

約数和(自身を含む): 56378880

約数和(自身を除く): 37881450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 9787, 19574, 29361, 48935, 58722, 68509, 88083, 97870, 137018, 146805, 176166, 205527, 264249, 293610, 342545, 411054, 440415, 528498, 616581, 685090, 880830, 1027635, 1233162, 1321245, 1849743, 2055270, 2642490, 3082905, 3699486, 6165810, 9248715, 18497430]

約数ペア:

[(1, 18497430), (2, 9248715), (3, 6165810), (5, 3699486), (6, 3082905), (7, 2642490), (9, 2055270), (10, 1849743), (14, 1321245), (15, 1233162), (18, 1027635), (21, 880830), (27, 685090), (30, 616581), (35, 528498), (42, 440415), (45, 411054), (54, 342545), (63, 293610), (70, 264249), (90, 205527), (105, 176166), (126, 146805), (135, 137018), (189, 97870), (210, 88083), (270, 68509), (315, 58722), (378, 48935), (630, 29361), (945, 19574), (1890, 9787)]