19138956

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 47308800

約数和(自身を除く): 28169844

約数列:

[1, 2, 3, 4, 6, 12, 29, 43, 58, 86, 87, 116, 129, 172, 174, 258, 348, 516, 1247, 1279, 2494, 2558, 3741, 3837, 4988, 5116, 7482, 7674, 14964, 15348, 37091, 54997, 74182, 109994, 111273, 148364, 164991, 219988, 222546, 329982, 445092, 659964, 1594913, 3189826, 4784739, 6379652, 9569478, 19138956]

約数ペア:

[(1, 19138956), (2, 9569478), (3, 6379652), (4, 4784739), (6, 3189826), (12, 1594913), (29, 659964), (43, 445092), (58, 329982), (86, 222546), (87, 219988), (116, 164991), (129, 148364), (172, 111273), (174, 109994), (258, 74182), (348, 54997), (516, 37091), (1247, 15348), (1279, 14964), (2494, 7674), (2558, 7482), (3741, 5116), (3837, 4988)]