19357407

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 30663360

約数和(自身を除く): 11305953

約数列:

[1, 3, 9, 17, 27, 51, 153, 181, 233, 459, 543, 699, 1629, 2097, 3077, 3961, 4887, 6291, 9231, 11883, 27693, 35649, 42173, 83079, 106947, 126519, 379557, 716941, 1138671, 2150823, 6452469, 19357407]

約数ペア:

[(1, 19357407), (3, 6452469), (9, 2150823), (17, 1138671), (27, 716941), (51, 379557), (153, 126519), (181, 106947), (233, 83079), (459, 42173), (543, 35649), (699, 27693), (1629, 11883), (2097, 9231), (3077, 6291), (3961, 4887)]