208020056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{15377}}^1$

素因数の和:15491

約数の個数: 32

約数和(自身を含む): 415206000

約数和(自身を除く): 207185944

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 3382, 6764, 13528, 15377, 30754, 61508, 123016, 292163, 584326, 1168652, 1368553, 2337304, 2737106, 5474212, 10948424, 26002507, 52005014, 104010028, 208020056]

約数ペア:

[(1, 208020056), (2, 104010028), (4, 52005014), (8, 26002507), (19, 10948424), (38, 5474212), (76, 2737106), (89, 2337304), (152, 1368553), (178, 1168652), (356, 584326), (712, 292163), (1691, 123016), (3382, 61508), (6764, 30754), (13528, 15377)]