16855888

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:212

約数の個数: 60

約数和(自身を含む): 39734560

約数和(自身を除く): 22878672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 89, 112, 133, 152, 178, 266, 304, 356, 532, 623, 712, 1064, 1246, 1424, 1691, 2128, 2492, 3382, 4984, 6764, 7921, 9968, 11837, 13528, 15842, 23674, 27056, 31684, 47348, 55447, 63368, 94696, 110894, 126736, 150499, 189392, 221788, 300998, 443576, 601996, 887152, 1053493, 1203992, 2106986, 2407984, 4213972, 8427944, 16855888]

約数ペア:

[(1, 16855888), (2, 8427944), (4, 4213972), (7, 2407984), (8, 2106986), (14, 1203992), (16, 1053493), (19, 887152), (28, 601996), (38, 443576), (56, 300998), (76, 221788), (89, 189392), (112, 150499), (133, 126736), (152, 110894), (178, 94696), (266, 63368), (304, 55447), (356, 47348), (532, 31684), (623, 27056), (712, 23674), (1064, 15842), (1246, 13528), (1424, 11837), (1691, 9968), (2128, 7921), (2492, 6764), (3382, 4984)]