20339935

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2297}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 31767552

約数和(自身を除く): 11427617

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 2297, 8855, 11485, 16079, 25267, 52831, 80395, 126335, 176869, 264155, 369817, 581141, 884345, 1849085, 2905705, 4067987, 20339935]

約数ペア:

[(1, 20339935), (5, 4067987), (7, 2905705), (11, 1849085), (23, 884345), (35, 581141), (55, 369817), (77, 264155), (115, 176869), (161, 126335), (253, 80395), (385, 52831), (805, 25267), (1265, 16079), (1771, 11485), (2297, 8855)]