16489984

素因数分解:

$2^9\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:175

約数の個数: 80

約数和(自身を含む): 38890368

約数和(自身を除く): 22400384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 107, 112, 128, 172, 214, 224, 256, 301, 344, 428, 448, 512, 602, 688, 749, 856, 896, 1204, 1376, 1498, 1712, 1792, 2408, 2752, 2996, 3424, 3584, 4601, 4816, 5504, 5992, 6848, 9202, 9632, 11008, 11984, 13696, 18404, 19264, 22016, 23968, 27392, 32207, 36808, 38528, 47936, 54784, 64414, 73616, 77056, 95872, 128828, 147232, 154112, 191744, 257656, 294464, 383488, 515312, 588928, 1030624, 1177856, 2061248, 2355712, 4122496, 8244992, 16489984]

約数ペア:

[(1, 16489984), (2, 8244992), (4, 4122496), (7, 2355712), (8, 2061248), (14, 1177856), (16, 1030624), (28, 588928), (32, 515312), (43, 383488), (56, 294464), (64, 257656), (86, 191744), (107, 154112), (112, 147232), (128, 128828), (172, 95872), (214, 77056), (224, 73616), (256, 64414), (301, 54784), (344, 47936), (428, 38528), (448, 36808), (512, 32207), (602, 27392), (688, 23968), (749, 22016), (856, 19264), (896, 18404), (1204, 13696), (1376, 11984), (1498, 11008), (1712, 9632), (1792, 9202), (2408, 6848), (2752, 5992), (2996, 5504), (3424, 4816), (3584, 4601)]