20187144

素因数分解:

$2^3\times 3^4\times {\mathrm{31153}}^1$

素因数の和:31171

約数の個数: 40

約数和(自身を含む): 56544510

約数和(自身を除く): 36357366

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31153, 62306, 93459, 124612, 186918, 249224, 280377, 373836, 560754, 747672, 841131, 1121508, 1682262, 2243016, 2523393, 3364524, 5046786, 6729048, 10093572, 20187144]

約数ペア:

[(1, 20187144), (2, 10093572), (3, 6729048), (4, 5046786), (6, 3364524), (8, 2523393), (9, 2243016), (12, 1682262), (18, 1121508), (24, 841131), (27, 747672), (36, 560754), (54, 373836), (72, 280377), (81, 249224), (108, 186918), (162, 124612), (216, 93459), (324, 62306), (648, 31153)]