20405979242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2203}}^1\times {\mathrm{421037}}^1$

素因数の和:423253

約数の個数: 16

約数和(自身を含む): 33406839072

約数和(自身を除く): 13000859830

約数列:

[1, 2, 11, 22, 2203, 4406, 24233, 48466, 421037, 842074, 4631407, 9262814, 927544511, 1855089022, 10202989621, 20405979242]

約数ペア:

[(1, 20405979242), (2, 10202989621), (11, 1855089022), (22, 927544511), (2203, 9262814), (4406, 4631407), (24233, 842074), (48466, 421037)]