205784612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 404490240

約数和(自身を除く): 198705628

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 151, 188, 302, 517, 604, 659, 1034, 1318, 1661, 2068, 2636, 3322, 6644, 7097, 7249, 14194, 14498, 28388, 28996, 30973, 61946, 78067, 99509, 123892, 156134, 199018, 312268, 340703, 398036, 681406, 1094599, 1362812, 2189198, 4378396, 4676923, 9353846, 18707692, 51446153, 102892306, 205784612]

約数ペア:

[(1, 205784612), (2, 102892306), (4, 51446153), (11, 18707692), (22, 9353846), (44, 4676923), (47, 4378396), (94, 2189198), (151, 1362812), (188, 1094599), (302, 681406), (517, 398036), (604, 340703), (659, 312268), (1034, 199018), (1318, 156134), (1661, 123892), (2068, 99509), (2636, 78067), (3322, 61946), (6644, 30973), (7097, 28996), (7249, 28388), (14194, 14498)]