20291206317

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{5209}}^1\times {\mathrm{30197}}^1$

素因数の和:35452

約数の個数: 16

約数和(自身を含む): 27690358080

約数和(自身を除く): 7399151763

約数列:

[1, 3, 43, 129, 5209, 15627, 30197, 90591, 223987, 671961, 1298471, 3895413, 157296173, 471888519, 6763735439, 20291206317]

約数ペア:

[(1, 20291206317), (3, 6763735439), (43, 471888519), (129, 157296173), (5209, 3895413), (15627, 1298471), (30197, 671961), (90591, 223987)]