20022039

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 31711680

約数和(自身を除く): 11689641

約数列:

[1, 3, 9, 17, 27, 51, 153, 181, 241, 459, 543, 723, 1629, 2169, 3077, 4097, 4887, 6507, 9231, 12291, 27693, 36873, 43621, 83079, 110619, 130863, 392589, 741557, 1177767, 2224671, 6674013, 20022039]

約数ペア:

[(1, 20022039), (3, 6674013), (9, 2224671), (17, 1177767), (27, 741557), (51, 392589), (153, 130863), (181, 110619), (241, 83079), (459, 43621), (543, 36873), (723, 27693), (1629, 12291), (2169, 9231), (3077, 6507), (4097, 4887)]