31808144

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 63286872

約数和(自身を除く): 31478728

約数列:

[1, 2, 4, 8, 16, 73, 113, 146, 226, 241, 292, 452, 482, 584, 904, 964, 1168, 1808, 1928, 3856, 8249, 16498, 17593, 27233, 32996, 35186, 54466, 65992, 70372, 108932, 131984, 140744, 217864, 281488, 435728, 1988009, 3976018, 7952036, 15904072, 31808144]

約数ペア:

[(1, 31808144), (2, 15904072), (4, 7952036), (8, 3976018), (16, 1988009), (73, 435728), (113, 281488), (146, 217864), (226, 140744), (241, 131984), (292, 108932), (452, 70372), (482, 65992), (584, 54466), (904, 35186), (964, 32996), (1168, 27233), (1808, 17593), (1928, 16498), (3856, 8249)]