18115655184020

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1069}}^1\times {\mathrm{4436219}}^1$

素因数の和:4437488

約数の個数: 48

約数和(自身を含む): 38277835545600

約数和(自身を除く): 20162180361580

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1069, 1910, 2138, 3820, 4276, 5345, 10690, 21380, 204179, 408358, 816716, 1020895, 2041790, 4083580, 4436219, 8872438, 17744876, 22181095, 44362190, 88724380, 847317829, 1694635658, 3389271316, 4236589145, 4742318111, 8473178290, 9484636222, 16946356580, 18969272444, 23711590555, 47423181110, 94846362220, 905782759201, 1811565518402, 3623131036804, 4528913796005, 9057827592010, 18115655184020]

約数ペア:

[(1, 18115655184020), (2, 9057827592010), (4, 4528913796005), (5, 3623131036804), (10, 1811565518402), (20, 905782759201), (191, 94846362220), (382, 47423181110), (764, 23711590555), (955, 18969272444), (1069, 16946356580), (1910, 9484636222), (2138, 8473178290), (3820, 4742318111), (4276, 4236589145), (5345, 3389271316), (10690, 1694635658), (21380, 847317829), (204179, 88724380), (408358, 44362190), (816716, 22181095), (1020895, 17744876), (2041790, 8872438), (4083580, 4436219)]