19066359

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 28659904

約数和(自身を除く): 9593545

約数列:

[1, 3, 13, 37, 39, 73, 111, 181, 219, 481, 543, 949, 1443, 2353, 2701, 2847, 6697, 7059, 8103, 13213, 20091, 35113, 39639, 87061, 105339, 171769, 261183, 488881, 515307, 1466643, 6355453, 19066359]

約数ペア:

[(1, 19066359), (3, 6355453), (13, 1466643), (37, 515307), (39, 488881), (73, 261183), (111, 171769), (181, 105339), (219, 87061), (481, 39639), (543, 35113), (949, 20091), (1443, 13213), (2353, 8103), (2701, 7059), (2847, 6697)]