20690916

素因数分解:

$2^2\times 3^1\times {\mathrm{347}}^1\times {\mathrm{4969}}^1$

素因数の和:5323

約数の個数: 24

約数和(自身を含む): 48427680

約数和(自身を除く): 27736764

約数列:

[1, 2, 3, 4, 6, 12, 347, 694, 1041, 1388, 2082, 4164, 4969, 9938, 14907, 19876, 29814, 59628, 1724243, 3448486, 5172729, 6896972, 10345458, 20690916]

約数ペア:

[(1, 20690916), (2, 10345458), (3, 6896972), (4, 5172729), (6, 3448486), (12, 1724243), (347, 59628), (694, 29814), (1041, 19876), (1388, 14907), (2082, 9938), (4164, 4969)]