16905344

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{457}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 35854530

約数和(自身を除く): 18949186

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 457, 544, 578, 914, 1088, 1156, 1828, 2176, 2312, 3656, 4624, 7312, 7769, 9248, 14624, 15538, 18496, 29248, 31076, 36992, 58496, 62152, 124304, 132073, 248608, 264146, 497216, 528292, 994432, 1056584, 2113168, 4226336, 8452672, 16905344]

約数ペア:

[(1, 16905344), (2, 8452672), (4, 4226336), (8, 2113168), (16, 1056584), (17, 994432), (32, 528292), (34, 497216), (64, 264146), (68, 248608), (128, 132073), (136, 124304), (272, 62152), (289, 58496), (457, 36992), (544, 31076), (578, 29248), (914, 18496), (1088, 15538), (1156, 14624), (1828, 9248), (2176, 7769), (2312, 7312), (3656, 4624)]