20650219928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2796617}}^1$

素因数の和:2796707

約数の個数: 32

約数和(自身を含む): 42284864160

約数和(自身を除く): 21634644232

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 2796617, 5593234, 11186468, 22372936, 36356021, 72712042, 145424084, 198559807, 290848168, 397119614, 794239228, 1588478456, 2581277491, 5162554982, 10325109964, 20650219928]

約数ペア:

[(1, 20650219928), (2, 10325109964), (4, 5162554982), (8, 2581277491), (13, 1588478456), (26, 794239228), (52, 397119614), (71, 290848168), (104, 198559807), (142, 145424084), (284, 72712042), (568, 36356021), (923, 22372936), (1846, 11186468), (3692, 5593234), (7384, 2796617)]