20172521704

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{449557}}^1$

素因数の和:449713

約数の個数: 32

約数和(自身を含む): 38841811200

約数和(自身を除く): 18669289496

約数列:

[1, 2, 4, 8, 71, 79, 142, 158, 284, 316, 568, 632, 5609, 11218, 22436, 44872, 449557, 899114, 1798228, 3596456, 31918547, 35515003, 63837094, 71030006, 127674188, 142060012, 255348376, 284120024, 2521565213, 5043130426, 10086260852, 20172521704]

約数ペア:

[(1, 20172521704), (2, 10086260852), (4, 5043130426), (8, 2521565213), (71, 284120024), (79, 255348376), (142, 142060012), (158, 127674188), (284, 71030006), (316, 63837094), (568, 35515003), (632, 31918547), (5609, 3596456), (11218, 1798228), (22436, 899114), (44872, 449557)]