72197188

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19387}}^1$

素因数の和:19424

約数の個数: 36

約数和(自身を含む): 154716240

約数和(自身を除く): 82519052

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 19387, 38774, 77548, 135709, 271418, 368353, 542836, 736706, 949963, 1473412, 1899926, 2578471, 3799852, 5156942, 10313884, 18049297, 36098594, 72197188]

約数ペア:

[(1, 72197188), (2, 36098594), (4, 18049297), (7, 10313884), (14, 5156942), (19, 3799852), (28, 2578471), (38, 1899926), (49, 1473412), (76, 949963), (98, 736706), (133, 542836), (196, 368353), (266, 271418), (532, 135709), (931, 77548), (1862, 38774), (3724, 19387)]