206840836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 395974656

約数和(自身を除く): 189133820

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 127, 172, 254, 508, 557, 731, 1114, 1462, 2159, 2228, 2924, 4318, 5461, 8636, 9469, 10922, 18938, 21844, 23951, 37876, 47902, 70739, 92837, 95804, 141478, 185674, 282956, 371348, 407167, 814334, 1202563, 1628668, 2405126, 3041777, 4810252, 6083554, 12167108, 51710209, 103420418, 206840836]

約数ペア:

[(1, 206840836), (2, 103420418), (4, 51710209), (17, 12167108), (34, 6083554), (43, 4810252), (68, 3041777), (86, 2405126), (127, 1628668), (172, 1202563), (254, 814334), (508, 407167), (557, 371348), (731, 282956), (1114, 185674), (1462, 141478), (2159, 95804), (2228, 92837), (2924, 70739), (4318, 47902), (5461, 37876), (8636, 23951), (9469, 21844), (10922, 18938)]