19137087

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 30317760

約数和(自身を除く): 11180673

約数列:

[1, 3, 9, 17, 27, 51, 153, 173, 241, 459, 519, 723, 1557, 2169, 2941, 4097, 4671, 6507, 8823, 12291, 26469, 36873, 41693, 79407, 110619, 125079, 375237, 708781, 1125711, 2126343, 6379029, 19137087]

約数ペア:

[(1, 19137087), (3, 6379029), (9, 2126343), (17, 1125711), (27, 708781), (51, 375237), (153, 125079), (173, 110619), (241, 79407), (459, 41693), (519, 36873), (723, 26469), (1557, 12291), (2169, 8823), (2941, 6507), (4097, 4671)]