3947896

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{1367}}^1$

素因数の和:1411

約数の個数: 24

約数和(自身を含む): 7818120

約数和(自身を除く): 3870224

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1367, 1444, 2734, 2888, 5468, 10936, 25973, 51946, 103892, 207784, 493487, 986974, 1973948, 3947896]

約数ペア:

[(1, 3947896), (2, 1973948), (4, 986974), (8, 493487), (19, 207784), (38, 103892), (76, 51946), (152, 25973), (361, 10936), (722, 5468), (1367, 2888), (1444, 2734)]