18811656

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 38212344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 47, 51, 54, 68, 72, 94, 102, 108, 109, 136, 141, 153, 188, 204, 216, 218, 282, 306, 327, 376, 408, 423, 436, 459, 564, 612, 654, 799, 846, 872, 918, 981, 1128, 1224, 1269, 1308, 1598, 1692, 1836, 1853, 1962, 2397, 2538, 2616, 2943, 3196, 3384, 3672, 3706, 3924, 4794, 5076, 5123, 5559, 5886, 6392, 7191, 7412, 7848, 9588, 10152, 10246, 11118, 11772, 14382, 14824, 15369, 16677, 19176, 20492, 21573, 22236, 23544, 28764, 30738, 33354, 40984, 43146, 44472, 46107, 50031, 57528, 61476, 66708, 86292, 87091, 92214, 100062, 122952, 133416, 138321, 172584, 174182, 184428, 200124, 261273, 276642, 348364, 368856, 400248, 522546, 553284, 696728, 783819, 1045092, 1106568, 1567638, 2090184, 2351457, 3135276, 4702914, 6270552, 9405828, 18811656]

約数ペア:

[(1, 18811656), (2, 9405828), (3, 6270552), (4, 4702914), (6, 3135276), (8, 2351457), (9, 2090184), (12, 1567638), (17, 1106568), (18, 1045092), (24, 783819), (27, 696728), (34, 553284), (36, 522546), (47, 400248), (51, 368856), (54, 348364), (68, 276642), (72, 261273), (94, 200124), (102, 184428), (108, 174182), (109, 172584), (136, 138321), (141, 133416), (153, 122952), (188, 100062), (204, 92214), (216, 87091), (218, 86292), (282, 66708), (306, 61476), (327, 57528), (376, 50031), (408, 46107), (423, 44472), (436, 43146), (459, 40984), (564, 33354), (612, 30738), (654, 28764), (799, 23544), (846, 22236), (872, 21573), (918, 20492), (981, 19176), (1128, 16677), (1224, 15369), (1269, 14824), (1308, 14382), (1598, 11772), (1692, 11118), (1836, 10246), (1853, 10152), (1962, 9588), (2397, 7848), (2538, 7412), (2616, 7191), (2943, 6392), (3196, 5886), (3384, 5559), (3672, 5123), (3706, 5076), (3924, 4794)]