204150518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 384652800

約数和(自身を除く): 180502282

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 199, 211, 221, 286, 374, 398, 422, 442, 2189, 2321, 2431, 2587, 2743, 3383, 3587, 4378, 4642, 4862, 5174, 5486, 6766, 7174, 28457, 30173, 37213, 39457, 41989, 43979, 46631, 56914, 60346, 74426, 78914, 83978, 87958, 93262, 461879, 483769, 512941, 545857, 713813, 923758, 967538, 1025882, 1091714, 1427626, 6004427, 7851943, 9279569, 12008854, 15703886, 18559138, 102075259, 204150518]

約数ペア:

[(1, 204150518), (2, 102075259), (11, 18559138), (13, 15703886), (17, 12008854), (22, 9279569), (26, 7851943), (34, 6004427), (143, 1427626), (187, 1091714), (199, 1025882), (211, 967538), (221, 923758), (286, 713813), (374, 545857), (398, 512941), (422, 483769), (442, 461879), (2189, 93262), (2321, 87958), (2431, 83978), (2587, 78914), (2743, 74426), (3383, 60346), (3587, 56914), (4378, 46631), (4642, 43979), (4862, 41989), (5174, 39457), (5486, 37213), (6766, 30173), (7174, 28457)]