15919888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 33024672

約数和(自身を除く): 17104784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 107, 136, 214, 272, 428, 547, 856, 1094, 1712, 1819, 2188, 3638, 4376, 7276, 8752, 9299, 14552, 18598, 29104, 37196, 58529, 74392, 117058, 148784, 234116, 468232, 936464, 994993, 1989986, 3979972, 7959944, 15919888]

約数ペア:

[(1, 15919888), (2, 7959944), (4, 3979972), (8, 1989986), (16, 994993), (17, 936464), (34, 468232), (68, 234116), (107, 148784), (136, 117058), (214, 74392), (272, 58529), (428, 37196), (547, 29104), (856, 18598), (1094, 14552), (1712, 9299), (1819, 8752), (2188, 7276), (3638, 4376)]