18744678

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 44628480

約数和(自身を除く): 25883802

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2383, 2622, 3933, 4766, 7149, 7866, 14298, 21447, 42894, 45277, 54809, 90554, 109618, 135831, 164427, 271662, 328854, 407493, 493281, 814986, 986562, 1041371, 2082742, 3124113, 6248226, 9372339, 18744678]

約数ペア:

[(1, 18744678), (2, 9372339), (3, 6248226), (6, 3124113), (9, 2082742), (18, 1041371), (19, 986562), (23, 814986), (38, 493281), (46, 407493), (57, 328854), (69, 271662), (114, 164427), (138, 135831), (171, 109618), (207, 90554), (342, 54809), (414, 45277), (437, 42894), (874, 21447), (1311, 14298), (2383, 7866), (2622, 7149), (3933, 4766)]