18415712

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4363

約数の個数: 48

約数和(自身を含む): 43626240

約数和(自身を除く): 25210528

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4327, 8654, 17308, 30289, 34616, 60578, 69232, 82213, 121156, 138464, 164426, 242312, 328852, 484624, 575491, 657704, 969248, 1150982, 1315408, 2301964, 2630816, 4603928, 9207856, 18415712]

約数ペア:

[(1, 18415712), (2, 9207856), (4, 4603928), (7, 2630816), (8, 2301964), (14, 1315408), (16, 1150982), (19, 969248), (28, 657704), (32, 575491), (38, 484624), (56, 328852), (76, 242312), (112, 164426), (133, 138464), (152, 121156), (224, 82213), (266, 69232), (304, 60578), (532, 34616), (608, 30289), (1064, 17308), (2128, 8654), (4256, 4327)]