20229643

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1223}}^1$

素因数の和:1386

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 4446197

約数列:

[1, 7, 17, 119, 139, 973, 1223, 2363, 8561, 16541, 20791, 145537, 169997, 1189979, 2889949, 20229643]

約数ペア:

[(1, 20229643), (7, 2889949), (17, 1189979), (119, 169997), (139, 145537), (973, 20791), (1223, 16541), (2363, 8561)]