20211364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3643}}^1$

素因数の和:3739

約数の個数: 24

約数和(自身を含む): 37751840

約数和(自身を除く): 17540476

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 3643, 5548, 7286, 14572, 69217, 138434, 265939, 276868, 531878, 1063756, 5052841, 10105682, 20211364]

約数ペア:

[(1, 20211364), (2, 10105682), (4, 5052841), (19, 1063756), (38, 531878), (73, 276868), (76, 265939), (146, 138434), (292, 69217), (1387, 14572), (2774, 7286), (3643, 5548)]