20188969916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{265644341}}^1$

素因数の和:265644364

約数の個数: 12

約数和(自身を含む): 37190207880

約数和(自身を除く): 17001237964

約数列:

[1, 2, 4, 19, 38, 76, 265644341, 531288682, 1062577364, 5047242479, 10094484958, 20188969916]

約数ペア:

[(1, 20188969916), (2, 10094484958), (4, 5047242479), (19, 1062577364), (38, 531288682), (76, 265644341)]