18469864

素因数分解:

$2^3\times 7^3\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 41472000

約数和(自身を除く): 23002136

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 127, 196, 212, 254, 343, 371, 392, 424, 508, 686, 742, 889, 1016, 1372, 1484, 1778, 2597, 2744, 2968, 3556, 5194, 6223, 6731, 7112, 10388, 12446, 13462, 18179, 20776, 24892, 26924, 36358, 43561, 47117, 49784, 53848, 72716, 87122, 94234, 145432, 174244, 188468, 329819, 348488, 376936, 659638, 1319276, 2308733, 2638552, 4617466, 9234932, 18469864]

約数ペア:

[(1, 18469864), (2, 9234932), (4, 4617466), (7, 2638552), (8, 2308733), (14, 1319276), (28, 659638), (49, 376936), (53, 348488), (56, 329819), (98, 188468), (106, 174244), (127, 145432), (196, 94234), (212, 87122), (254, 72716), (343, 53848), (371, 49784), (392, 47117), (424, 43561), (508, 36358), (686, 26924), (742, 24892), (889, 20776), (1016, 18179), (1372, 13462), (1484, 12446), (1778, 10388), (2597, 7112), (2744, 6731), (2968, 6223), (3556, 5194)]