17715992

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 22097128

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 53, 56, 94, 106, 127, 188, 212, 254, 329, 371, 376, 424, 508, 658, 742, 889, 1016, 1316, 1484, 1778, 2491, 2632, 2968, 3556, 4982, 5969, 6731, 7112, 9964, 11938, 13462, 17437, 19928, 23876, 26924, 34874, 41783, 47117, 47752, 53848, 69748, 83566, 94234, 139496, 167132, 188468, 316357, 334264, 376936, 632714, 1265428, 2214499, 2530856, 4428998, 8857996, 17715992]

約数ペア:

[(1, 17715992), (2, 8857996), (4, 4428998), (7, 2530856), (8, 2214499), (14, 1265428), (28, 632714), (47, 376936), (53, 334264), (56, 316357), (94, 188468), (106, 167132), (127, 139496), (188, 94234), (212, 83566), (254, 69748), (329, 53848), (371, 47752), (376, 47117), (424, 41783), (508, 34874), (658, 26924), (742, 23876), (889, 19928), (1016, 17437), (1316, 13462), (1484, 11938), (1778, 9964), (2491, 7112), (2632, 6731), (2968, 5969), (3556, 4982)]